Index to Abstracts and References 1946

AUTHOR INDEXAUTHOR INDEX-A name followed by "and" is that of the first author of a jointly writtenpaper, while the word "with" indicates that the name indexed is that of the second author.

AAbel6, J., kinematic definition of relaxation oscillations, 2525Abte, K.1 e.m. field in cavity resonator, 326

Abraham L K. N, broadcasting aerial at Trivandruon, 552Adsons IL AL, proximity fuse tubes, (A) 1398Adam, K, stratovision systemn, 270; 1945 Paris Fair, 2440Aams,H.IB, line-switching system, 2044Adam, N. L, Jr., with L. Page, space charge between coaxial

cylinders, 485, in magnetron, cylindrical, 3478, plane, 3477Adam,P. R., long-range navigation systems, operating conditions,

(A) 152

Adirovil, K, plasma, oscillation and relaxation, 1811, waves andelectron beams, 1813

Adler, IL, locking phenomena in oscillators, 2522; re-entrantpentode a.t. amplifier, 3122

--F. M. Bailey and H. P. Thomas, phase and frequency modula-tion, (A) 1866

Aanua V. L, harmonic analysis of earth's magnetic field, 1837Ageww, N. P., triboelectric sorting of alloys, 3367Agtww, W. B. X, interference-free weatherometer, 943

Aisieeg, B., automatic selectivity control, 164 ; radar, 3510Akduey, E. 8, electron accelerator, cavity for, (A) 2277, e.m. modes

in. ()A)116; resonant slitin waveguide partition, (A) 35-with P. Feuer, scattering i1i circular waveguide, (A) 3542Albi P. G, intermodulationxdistortionin sound-Sfln recording,1157Abwet Fe, arport communication systems, 16Alexander, A. L, P. King and J. E. Dinger, paint-thickness meter,

Alexndw, P., diffusion pump, 1868

Al2ord, A., f.m. aerial, (A) 1448; slotted tubular aerial, 2823and M. Fuchs, dipole construction, (A) 1451and G. K. Patterson, modulation circuit, (A) 1548and others, airraft u.h.f. course indicator, 932; v.h.f. aerials

and d.f. systems, (A) 1448Agr, P. L., quality mcatrol, 9O21

and others, developments in design engineering, 209,materials,1X8

AleS_iaa. AL, A. Alichanow and S. Nikitin, cosmic rays, 1816with A. Alichanow, cossoic rays, 73

Alidmao, A., and A. Alichanian, cosmic rays, 73-with othess, cosmic rays, 16

Alln, J. X. localiziag cablefaults, 886AlAs W. K., rcuit demostration devices, 3148AlanJon,. T., ferromagnetic permeability tt'-105' c/s, 645, 2606xR Cooper and T. G. Cowling,rght-angled junctions in wave-

guld-,UK (A) 8178

a_, aL W., variation of solar radiation, 1827

Alen W. B, amateur bands receiver, 1960; amateur test equip-ment 21 frequency multiplication and keying, 207;practical break-in operatio, *rf. power amplifiers,1691; staion design and plannn, 1058

Al 8IL T. radar in merchant ships,AbmY, EL, with othem, removal of electron beam from betatron,A wln,N., scattering of light by electros, 2587AIprt Yael. (LL.), and V. L Ginsburg, absorption of radio waves

inionoephere, SW7and B. N. Gororhankin, coastal refraction, 18 ; ionosphere

and solar eclipses,28M, 1945 eoiipse,289and V. V. Migulin, effectX earth an e.m. propagation, 169

Alar, W., dircle diagram for resonant microwave systems, (A) 86

--F. B. Marshall and L. P. Hunter, probe error in waveguidestanding-wave detectors, 981

Altmnns, 0. 0., with H. Beller, high permeability dust cores, 644Altona, R. a. transigenerator, 58

AlItvaky. V.,.with A. G. Clavier, cm-wave communication, 402,.171Alts2hlle,8, E. Zavoiski and Vs. Kozirev, paramagnetic absorption,

,n V., diffuse reflection of light, 189Amerin AN Associatin, hearing aid specifications, 278

American of E3inleel agneer, engineering professionorganization, 2411; quality control, 85, 1411,1412,2422,S28 ; treatment for electric shcck, 808

Amein oeY Wr Tenting Materia, A.S.T.M. Standards onElectrical Insulating Materials (B). 1274, 1895

Amirkhanfi Kb.. rectification by semiconductors, 2601; tempera-ture gradient in copper oxide rectifiers, 2602; thermalrectification of lead sulphide, 2382

A _mm. I, production testing of d.c. panel ineters, 1585Am n R. A., r.f. soldering, 1616Ans, S. W., push-pull circuit analysis, 879

and F. C. Brooker, microphones, 1736, 2120, 2458, 2801Amreain W., and A. vonWattenwyl,c.r. time-interval measurement,

864

Anantbakrisbna P., thermal struatire of upper troposphere, 1838Anderon, A. B., with others, stereophonic sound-film equipment, 5

Andersn A. L, hermetic sealing, 2.158

Anderen, A. R., cylindrical shielding, 2167and A. M. Winchell, flexible waveguides, 3543

Anderson J., high-fidelity headphones, 15An , T. P., electron macroscope shadow-casting adaptor, 1949

1ndereen W. A., alarm system for panoramic receivers, 3078Andersen, W. E., graphical determination of horizon, 400; voltage

regulation with gas-filled valves, 801Andrew, V. J., efficiency of short aerial .1454Andrew,C. L, microwave diffraction at circular aperture, (A) 5717Andrew,F. Z., and G. D. McCann, lightning protection of h.t.lines,

7M0, (D) 2354

Andrw,.IL and B. L. Horecker, colorimeter for blood analysis,987

Andrew, P. D., balancing system, 8197Andree, N. N., L. M. Brekhovskikh and L. D. Rosenberg; sound

radiation in water, 1745Andriano, A, impulse emission of oxide cathodes, (A) 2076Andronov, A, and G. Gorelik, resonance phenomena in cyclotron,

268

Angel, Y., video standard, 2740A .El., electrodeposition of Sn-Zn alloys, 2941

and R. Kerr, corrosion resistance of Sn-Zn alloys, 2599An-

"A. aIser", test of significance, 3842B.G., Hammarlund HQ-129-X receiver, 2881; single-signal

c.w. reception, 1669

B.V.JL See British Radio Valve Manufacturers' AssociationD., history of cable technology, 543

D.G.F, cavity magnetrons, 1401; colour television, 2061;f.m. altimeter, 1863; loran, 805; receiver-indicator,N60; radar, 27. 6009, 612, 1530, 1837, counter-measures, 186

Fl.,vibrationcontrolforelectronicproducts, 95

F.LD., radar transmitters and receivers, 2751PX. cdorcuits for miniature triode, 2146; proximnity fuse, 623

0.a, broadcast interference, 8789; f.m. detector withoutlimiter 891; frequency-shift keying, 2764; waveguides,2S, 147. simple theoy, 546; 144-Mc/s amplifier, 1495

0.T.L radio aids for civil aviation, 8295X.W.O.i aerial resistance and cable impedance, 1176;

Biot-Savart law and Newton's laws, 70 ; definition ofmagnetic field strength, 3879; effective area of aerials

and transmitted power, (D) 3186; effective length of

dipole 1449- electromagnetic problems, 2545; electronicmna and radius, 906; equivalent circuit of aultivibrator,307; iron-cored loop receiving aerial, 2485; problem of

two electrons, 913, 2547 ; relative or absolute rotation,384

EBD., measuring aircraft speed by radar, 897, radar valvedevelopment, 2778

K.B.W., new F.C.C. amateur radio rules, 2305KB., sonobuoy, 1865 ; 2700 Mc's trausceiver, 3458M.A., French broadcasting programme, 2318; proximity fuse,

2279BLG.8., radar valve development, 2778R.RB., colour television, 2375 ; electronic vs other methods

of control, 360W3MaeD., electronic night sight, 2661W.T.C., a.c./d.c. voltage dropping, 3037; mounting for

piezoelectric microphones, 14; pulse circuits, 2527;radar aerials, 2486

Anselm, A., theory of dipole liquids in strong fields, 20Appegari, A. R., television synchronizing generators, 1488Appleton, R. V., FP ionization and magnetic dip, 2888; radio-

location, 328 ; scientist in wartime, Hawksley lecture,(A) 2420; solar noise radiation, 323. (D) 917; work ofD.S.I.R., 491

Apstein, AL, and b. Joffe, LC circuit for 140-450 Mc/s oscillator,1484

Aram, N. W., with others, metre-wave field strengths, (A) 1636Aranovich, P., secondary emission electron devices, (A) 2390Von Ardenne, IL, electron-microscope cinematography, 1009Argento, F., cm-wave magnetrons, 800Arliek, A. B., earth's electric field, 2185; magnitude of earth's

charge, 2184AUru Eg K, mathematical theory vs physical concept, 502

Armatrong, EL J., effect of X rays on quartz, (A) 126; X-raystudy of crystal surfaces, 2611

Arnelt, BL A., and R. C. Jensen, navigation and obstacle-detectionradar, (A) 1847

- with R. C. Jensen, airborne radar in peacetime, 2580

Arndd, KE KL, electronic volt-ohmmeter, 375

Ar_ann, N, with C. Ryerson, transient peak voltmeter, 121Artx, KL, amplitude modulator for facsimile, (A) 1890Alhwonh, F., W. Needham and R. W. Sillars, non-ohmic resistors,

(A) 185, (A) 2606

Ahrun, EL., Principles of Radio for Operators (B), 2790AAtkns B. K., vacuum stirrer,55910Alen, i;J., industrial X-ray tubes, 769Aiwkod, J. B., with others, comparison of frequency-shift and

on-off keying, 23506Auger, p., What are Cosmic Rays (B), 79Aurell a 0, telephone cables with twisted conductor groups,

1172

Austen,A. B W., and H. Pelzer,linear 'curvesof best fit',29Austrian, R. B., films in television programmes, 3800

Autler S. KL, G. E. Becker and J. M. B. Kellogg, microwave absorp-tion in water vapour, (A) 8719

Avaneaoff, L, coils with iron-dust cores, 35Avramy, IL, robot dynamics, (A) 3531Ayres, R. C., static discharger for aircraft, (A) 247

BBabook, W., code translator, 2730, 792

Bacbman, C. K, ion bure in c.r. ttubes, 384 ; oil diffusion vacuumpump, 938

Bahma, W. 8., gramophone pickup design, (A) 1754, 2115;loop-aerial coupling-transformner design, 886

BaRhreier, A. J., with S. Bateson, tbermally evaporated anti-reflection films, 3320

Badessa, R. S., mixer frequency charts, 3787

Badmailef, A., f.m. circuit for vibratory systems, 1144; f.m.gramophone pickup, 175

Baer, W, moving-coil microphone, (A) 1161Baerwald, G., tracking-error and pickup design, theory, 81

Bailey, P. IL,with others, phase and frequency modulation, (A) 166

Bailey, L EL, damage to wire by hot solder, 2280; gramophonerecord spotter, 1426

Baird, J. L, " telechrome " colour television tube, 448Baker, K. W., wide-band carrier-telephony, 286Baker, G., h.v. rectifier, (A) 1730Baker, 0. T., computation problems in circuit design, 33Baker, R. F.,withJ. Hillier,resolutionof electron diffraction cameras,

1314Baker, R. 1L, induction heating of moving magnetic strip, 147- and C. J. Madsen, h.f. heating of conductors and non-con-

ductors, 148Baker, W. R. 0., radio and television developments, 222

Babib C. M. R, deaf-aid earphone, 2460Bales, P. D., with H. Goldstein, c.r.o. photography, 169

Baltai l , J. velocity-modulated oscillators, 2081Band, W., collective electron ferromagnetism, 238- with N.T. Sun, anomalous thermionic emission current, 1513

Banerisa, B. K., with M. N. Saha, wave propagation theory, iono-sphere, 5720

Banerjee, B. K., pulse generator, 1.210Banertee. S. 8., and G. C. Mukerjee, s.w. fading, 2250Banner, J., u.s.w. wavemeter, 8680Bannon, I., evaporation of MgF, films, 2698

and F. W. Wood, cause and effectin F,layer, 1839Banthorpe, C. EK, voltmeter for complex waveforms, 877Bantle, W., B. Matthias and P. Scherrer,wide-band crystal filters,579Banyard, W. K, photography in research, 1588Bard, B. 1. A., industry and research in Gt. Britain, 1410Bargettini, P. L., u.h.f. oscillator circuit, 3215Bares, C. C., current rating of power cables, 2811Barnes, R. B., C. J. Burton and R. G. Scott, electron microscope

replica techniques, 1006with others, electron diffraction, 1005

Barnett, S. T., Strasbourg conference on magnetism, 597

Barrett, J. K phase relationships, (D) 2519Barron: BL, 5oderm Plastics (B), 859, 90Bartax, J., geomagnetism and solar radiation, 2557BarthdlemY, R., cloud-height detector, 2657; isoscope television

camera, 445; transmission of angles, 24Bartlett, J. G., D. S. Watson and G. Bradfield, radar displays,

(A) 1837Barton, D., beat-frequency interference chart, 190

Batcher, L. R., f.m. systems engineering, 2313; industrial relaycontrol circuits, 1321

Bateman, ,integral equations of potential theory,1572; Schuster'sintegral, 1899

Bates, L. F., magnetic potentiometer study of permanent magnets,29

Bateson, 8., and A. J. Bachmeier, thermally evaporated anti-reflection films, 3306

Bauebman, W., with M. Katzin, u.s.w. propagation in low level

ducts, (A) 163Baud, R. V.,magnetism and testing of materials, 362Baer, B. B., gramophone pickup compensation circuits, 638Baule, B., Die Mathematik des Naturforschers und Ingenieurs (B),

662Baum, R., graphical solution of four-terminal networks, 1786

2300Baum, R. F., design of broad band i.f. amplifiers, 3223Bauman E C., r.f. power unit for c.r. tube, 2045Bausch, W., Schalldnnmmungs-Messungen im Laboatorium und in

fertigen Gebauden (B), 844

Bax, P., television studio layout, 3426

Bayard, M., symbolic calculus and discontinuities,Beard, E. G., f.m. es a.m., survey, 1674Becler, C., stereophon sound recording system, 2128Becker, G. EL, with others, microwave absorption in water vapour,

(A) 31gBeckman, with C. H. Gleason, pulse response of thyratron

circuits, 1186Bedeau, F., characteristic impedance in optics and acoustics, 826;

low-impedance loops for reception, 5186Bedford, L. H., post-war television and broadcast receiver design,

(D) 714 ; pulse modulation, 1092Beema, W. W., with A. F. LeMieux, X-ray tube current and

voltage stabilization, 2330Beem, Y., with others, f.m. for physical measurements, (A) 3347Boggas, .F ., Jr, bridging amplifier for f.m. monitoring,Beggs, J. R., load lamp for microwave power measurements, 268Begun, S. J., magnetic recording, (A) 141, (A) 2125Beldi, F., with others, Brown Boveri h.v. laboratory, 3134

Belt, K., with K. Kreielsheimer, radiosonde recording of potentialgradients, 1955

Bell. D. A., anomalous attenuation in waveguides, 8540; diodeinput resistance, (D) 1083; frequency modutator, (A)1349; noise fluctuations in receivers, 1038, (A) 8021;tliode equivalent circuits, K8, 86

with K. I. Jones, u.h.f. and post-war broadcastiAg, 464

Bell, W. L., with R. R. Sooville, noise-reductioa systems for soundfilms, 273

Bellac, P., television screen size, 1385Beller. K, and G. 0. Altmaan, high permeability dust cores, G4Belles, K W., reduction of heterodyne interference, 726Bellmnan, K., stability of differential equation systems, 2964Benin, Z., home receiver design,Bennett, R., electronics in naval warfare, (A) 161 ; underwater

sound equipment, (A) 1451Bennett, W. R., distortion reduction in modulators, (A) 1489Benningtn T. W., E layer ionospheric sterm effects, MO89; iono-

sphere and s.w. broadcasting, 839; new sunspot cycle,12M; propagation forecast for April, 1965, May, "B74,Jue, 2678, July, 8016; short-wave ionospheric fore-casting, 3721

Beoit, J., oscillographic power measurement, 267Benther, K., with others, supersonic degassing of metal alloys,

32Benrer, 8., photo-effects in germanium, (A) 3314 (A) 8954Beranek, L. L., intelligible speecha yts (A) 8586- and H. P. Sleeper, Jr, aneheic sound rooms, 8589Bergaan, L.,DerUltraschallttd seine Anwendung n4Wseschalt

und Technik (B),wave Propagaticnintohomogeneous medium,

132, 2170, aft8Beringer, K., absorption of J-cm waves in oxygen, asBkner, L V., naval airboree radar, (A) 18e8Berlin, T. K, with D. M. Dennison, syrotron, orbit stability,

5440, racetrack, 47

Bernard, P., solar activity and geomagnetism, 182

Bemard, W. B., LCR meter,Berhardt, J., reactance variation, 8795

Berry, C. E., and others, computer forsimultaneusequations, 1827

Berry, F. 11.. remote record-selection system, 2mBerry, S. D., with others, precision amplifier-detector, 264Berstein, L L., oersted-meter,266Bertram, 0. E. IL, merchant navy radar, 618

Bertrche, G., tone control,5MBersehinger, A., construction of smallvalves,Besson, P., frequency modulation, survey, 27,84Best, P. A., Jr,with others, radar for aircraft fire-oontrol, (A) 152Best, J. K.,vibration testing, 2027Beurtheret, C., Monobloc m.w. transmitters, 8sBevan, P. A. T., rectifiersfor high-power transmitters, 6,(A) 1072,

(A) 2019Bhagavantm, 8., elastic constants of crystals,

and D. Suryanarayana, shear modes in piezoelectgtc crystals,684

Bhar, J. N., with S. K. Mitra, radar, 929

Bhatia, A. B., with K. S. Krishnan, resistance of liquid alkalimetals,

Bhatteaya,K. K., with H. Rakshit, RC oscillator, 1796Bibernan, L. 8., attenuation curve plotting, 8316Bichsel, B. J., capacitor-charging rectifier, 16

Biddulph, R., with E. C. Wente, light-valve for film sound ceoord-ing, 8

with others, stereophonic sound-film equpment, S

Bieberbch, .L., Lehrbuch derFunktionentheorie (B), 1879

BWer, K, valve equivalent circuit, 1187

BierlR. light-bands on gramophone reoDrds, 8#Blerwir , R.A.,with others, r.f. drying of peniciln, 106

Bigelow, 1. H.,with others, The New Plastics (B),

Bi gg, A. J., and G. M. Wells, quartz crystal activity measurement,969, 262

BingleY, F. J., terrain profile plotting, 187 ; v.hf. television relaynetwork, 187

Birkinshaw, D. C.. and D. R. Campbell, televisionstudio technique,229, 781, (D) 309

Biskeborn, K.C., r f. cable power ratings, (A) 8130Bitter, F., and others, supercnductivity of lead at A 8cm, 8255Black, B. S., microwave relay system, 1066

Blake, G. ., mechanical analogy to oscillatory circuit, 182

Blane-Lapierre,A., and J. Chantereau, television pikup tubes, 3472Blanchet, P., preferred numbers and filter design, (D) 2602Blas, E. A., and G. C. Schutz, radar field maintenance test equip-

ment, (A) 1876Blatt, W. N., with others, precipitation-static aircraft instrumenta-

tion, 1992Blatterman, A. S., sensitivity limits in receiver manufacture, 715Bleaney,B., and R. P. Penrose, microwave absorption spectrum of

amnmonia, 26, (0) 3237Blewett, J. P., radiation losses in electron acoelerators, S03

D. A. Wilbur and L. D. Roberts, split-anode magnetrons,100-800M/s,(A) 54Blewett, M. K, with H. Poritsky, field determination by overlapping

regims, 1871

Bloch, A., electromechanical analogies, 298; intermodulationproduct calculation, 2168, (A) 281,2

Bloch, L, mesotron production in stratosphere, 3600Blom, J. P., with W. W. Honnor, military aircraft transmitter-

receiver, 3023

Bloom, R., signal tracer for receiver servicing, 965Bloser, D. W., and G. R. Holt, timer for aircraft de-icer, 704Bode, B.. electronic musical instruments, 84

Buds, W., Network Analysis and Feedback Amplifier Design(B), 883,2169

Boella, M., high precision standard frequency generator,de Beer, K., stereophonic reproduction,i79Beedanova. N., breakdown strength of dielectrics, 26

Boggs, P. W.. principles of resnatron, (A) 8622

Bohlin, T., 3-channel carrier telephone system, 04

Bolt, F. D., with F. C. McLean, transmission lines for broadcasting,281, 2139,(A) 8180

Bolt, R. B., acoustical frequencies in rectangular room, 8M8Bolton, B. C., with G. Willia3r.s, impedance concept applied to

waveguides,8178Bouberger,D. C., servomechanisms, 512

Bond. W.L, orienting and cutting synthetic crystals, (A) 12

Bone, W. F,, cathodic protection and selenium rectifiers, (0)"MBoone. A. K.. army relay equiptenSt.1388

3

4Booth, C. F., quartz clock, 38-and F. J. M. Laver, frequency standard and applications, 2973Borioni, P. a., conical sound source, 28, (C) 2123, (A) 8169;

microphones, and mechanical impedance, 3168; Stokesfunctions. 3330; study of sound sources, (A) 3157

Borelius, a., and K. A. Paulson, amorphous and' crystallineselenium, 3308

Boring, M. M., A. R. Stevenson, Jr, and K. B. McEachron, Jr,curricula of U.S. engineering colleges, 1124

Born, M., R. Furth and R. W. Priugle, photoelectric Fnurier trans-former, (A) 888

Bosomworth, G. P., with I,. Mittelmann, electronic rthbber pre-heater, 1618

Bosfick, W. H., pulse transformer ratings and design niethods, (A)

Bosworth, R. C. L, ads6rption, studied by contact p.d., 3890Bousquet, A. G3., G-(M counter for nuclear research, 3759BovCheverov, VZ., and others, polarization and ionization at half-

light, 1841Bovill, C. B., aircraft aerials, 34Bowden, F. P., mechanism of friction, survey, 1219Bowden, F. W., with L. S. Trimble, coloured-trace oscinograms,229Bowditeh, F. T., M. R. Null and R. J. Zavesky, arcs for television

lighting, 3084Bowen, E. 0., radar applications, civil, 3289, niilitary, 2907,

history, 18840. 0. Pulley and J. S. Gooden, pulse technique for particle

acceleration, 2997Bown, R., radio relaying, 422Boyer, R. F., and R. D. Heidemreich, molecular weight of high

polymers, 381and R. S. Spencer, thermal expansion anomaly in high

polymers, 380-with R. S. Spencer, thermal transitions in high polymers, 2938BoYlki, J. R., f.m. frequency control system, 2388Bomorth, R. M., magnetization and stress, 2224; magneto-resist-

ance and domain theory, (A) 3248Bradfield, Q., with others, radar displays, (A) 1867Badley, W. E., converting 112 Mcls equipment for 144 MIcls, 48;

four-band exciter, 1718with D. B. Smith, impulse noise in f.m. receivers, (A) 189

Bradsabw, J., screw clearances before plating, 2940Bragg, W. L., magnetic materials, 842Braiaford, F., condenser discharge magnetizer for permanent

magnets, 37Brailjford, J. D., two-crystal bandpass filters, 3228Braithwaite, C. E., with D. L. Gibson, quality control of insulating

varnishes, 101Brand,S.G,.,with P. R. Coursey,dielectrie.onstantsof titanates,319Brandenburg, H., Sechsstellige trigonometrische 'lafel (B), 113BHanniu, J. W., i.f. and a.f. amplifier, 1494Bra,nP. B., Radio Valve Vade Mecum, 1945 (B), 1115Bratta, W. H., rectification series, (A) 3628Bnaner, P., temperature limit of phosphor luniinescence, 447Breamle, W. A., valve voltmeter, 1922- with L. R. Quarles, range of radar sets,3607

Brekhovakikh (Brekhovakieh). L. M., radiation of gravitationalwaves by e.m. waves, 2881; sound, propagation throughlayer, 142, radiation in water, 1744

with others, sound radiation in water, 1748Brennan, C. a., high fidelity amplifier and receiver, 2812Brenot, P., French industrial research during war, 1108Breakin, C. A., friction bonding of thermoplastics, 1888de Bretteville, A., Jr, dielectric properties of barium titanate,

(A) 3825Brewer, A. W., with others, meteorology of lower stratosphere, 378Brite, D., blind approach system-is, 327Brier, B. S., five-band amateur transmitter, 1719

with J. Wonsowicz, 135-500 Mr/s signal generator, 1298Briggs, L. J., war and science, 2419BriggS, M. R., broadcast transmitter design survey, 340; SCR

radar equipments, (A) 1847Brillouin, L. N., Mathematics of Ultra-High Frequencies in Radio

(B), 1280Brinkley J. R., multi-carrier v.h.f. communication systeni, 1357,

2328, (A) 3424Brissie, E. F., loran, 1582BritishAssociation, Circular and Hyperbolic Functions, Exponetial

and Sine and Cosine Integrals, Factorial Function andAllied Functions, Hermitian Probability Functios (B).2820 scientific research and industrial planning, 1118

British Institution of Radio Egineers, post-war television pro-posals,45

Bridsh Radio Valve Banlantrers' Asociation, valve symbols,3111

British Standards Institution, glossary of televsnion terms, 483;recommendations for tropicalization packaging, 820

British Thomson-HoIoton Co., amplidyne electrical control system,3785

Brockbalk, R. A., and C. F. Floyd, Unit Bay lB transmissionsystem, 184, 2000. 3744

Brockelxby, C. F., moisture meter, 992Brockman, F. G., nickel bolometers, 1858; suppressed-range peak

vol tmeter, 28-with C. H. Schlesman, a.c. bolometer for infra-red spectro-

scopy, 984Brody, S. B., with D. D'Eustachio, multi-crystalline quartz, (A)

2310de Broglie, L., Problemes de Propagatioxis (Guidees des Ondes

llectromagndtiques (B). 2491Bronwell, A. B., electron transit time, 1735; engineering education,

507Brooker, F. C., with S. W. .4mos, uicrophosnes, 1755, 2120, M8,

2801Brooker, V. K, sound recording, 238Bronie, H. L, plastics, review, 957Browder, J. B., and V. J. Young, microwave transmiiission, powei

requirenients, 482Brown, F. C., photoconductivity in Si crystals, (A) 3820Brown, F. W., with C. R. Nisessanger, explosion velocity chrono-

scope, 2281Brown, G. HL, R.C.A. Antemnalyzer, 286

R. A. Bierrwirth and C. N. Hoyleer, r.f. dryiitg of penicillin, 1308Brown, G. P., silicones as diffusion pump oils, 387Brown, EL N., low temperature at low cost, 380fBrown M. J., carrier currents on power cablt.s, 189Brown, 0. F., D.S.I.R. grants to research workers, 3130Brown, 8. C., pre-corona discharge and voltage stabilizers, (A) 3768

with M. A. Herlin, u.h.f. gaseous discharge, (A) 3874Brown, W. F., pressure/time recorder for motor cylinders, 1624Brown, W. F., Jr, and J. H. Sweer, fluxba}l mnagnetic test coil, 974Brown, W. J.. pocket receiver, 717Brabaker, W. m., and V. Wouk, vacuurn leak tester, 1551Broek, G. G., circuit for f.m. gramophone picktup, 2853; f n.

detector, (A) 1491Brunek, H., and P. Grivet, electrostatic electroni iiicroseope, 3708de Brain. S. L., stroboscopic light, 2050Brunetti, C,, and A. S. Khouri, printed electronic circuits, 1887- with W. S. inmian, Jr, radio proxinityfuse design, 3713

Brunner, W., provisional sunspot numbers for July- Sept. 194.,589Bryan, F. R., with G. A. Nahstoll, multiplier photocell for spectro-

chermical analysis, 385Bryce, W. A. and H. lessier, sealing evacuateit titsi, 1884Bryl, Z., bridged-T null networks, 1465Bn ann, W., strengtb of polyvinyl chloride plistics, 958Bucky, P. A., auditorium reproduction, 1163Budlong, A. L., Inter-American Ridio Conferenice, 1123Buechner, W. W., and others, h.v. electrostatic generator, (A) 3777Builder, G., negative feedback, 43, and mains huim, 1477, to signal

detectors, 1883Bulgakov, B. V., sersomechanisms, theory, 1907Bullock, T. H., double-lbeam c.r. tube in biology, 3072BErbank, C. J., acoustic reflection from varioujs objects, (A) 1746Burgaud,&L, magnetic storms and solar eruptions, 258Burgess, E., co.xial switch, 28

Part II-PROCEEDINGS OF THE IRE

Burgess, H, canstruiction of grid dip criter, 33$5Burgess, R. E., aerial-to-liute (couplings, 2838; diode iriput resist-

alce, (D) 10338 oscillator power relations, 3216; prc-bienatof two electrons, 2547 *receiving aerials, iron-coredloop, 2485, noise in, 2899; speitrumt of ph.mii. or f.m.wav"e,2704

Burgbolz, ., groundl-transmission telephony in iniones, iA) 1045Burk, R. E., and 0. Grumnmitt, Major Instrunsents of Srierre and

their Applications to Chentistry (B), 1833Burkard, 0.,ionospheric propagation of slhort wcv es, 710Burko, A. W., Eniac conmputer, 2995Burnand,W. E., inventioit and patents, 501Burnett, H.BG.,with G. D. Perkiris, construction of line oscillators

Burrill, E. A., with others, h,v. electrostatic generator, (A) 3777Burrows, R. P., with others, airborne radar equipment, (A) 1828Burton, C. J., with others, electron diffraction, 1008; electron

microscope replica teclniqites, 1006Bu8h, V., Sciencc'-theEndlessFrontier, (D) 492, (D) 493---and S. H. Caldwell ,differential aitalyser, 81, (C) 2234

Busbby, T. R. W., with J. B. Rudd, military aircraft receiver, 3032Busignies B., autontatic d.f., (D) 2914; night errirs in aircraftef., 2913; r.f. solid dielectric chbles, 1785

Buss,R. H., with others, u.h.f. receivers, (A) 1649Bnstard, B. A., phase inverters, 2516Butler, F., series-resonant crystal oscillators, 2524Butiloff, H. M., with P. N1. Morozoff, caesiutn oxide photocathodes

(A) 2033.881Butz, A. N., Jr, sbrgelessvolume expanler, 3228Byers, H. R., General Meteorology (B), 3808Byers, W. F., with H. H. Scott, amplifier and null detector, 2834Bykhovskaya, L. N., with B. L. l.ranovsky, oscillations of lon-

pressure Hg arc, 2871Byrnes, I. F., merchantt iarnile radar, 2194

C

Cafferate, B., horizontal rhombics, formcula, 1458 3188Cahoon R. D., CBC Sackville broadcasting station, 744Oalbick, 0. J., ionization gauge circuit, (A) 829Caldwell,0. A., and C. Madsen, electronic engineering applicaticns,273Caldwell, 8. H., with V. Bush, differential analyser, 361. (C) 2234Caldwell, W.C., bandpass t.r,switches, (A) 3817Calender.,A., solution of equations with planimeters, 2814Cameron, H. L., battery operated v.h.f. receiver, 2286Camp. 0. D., impedance representation of tangential boundary

conditions, 828Campbell,D. R., with D. C. Blirkinshaw, television studio technique.M9, 781. (D) 3092Campbell, N. ., and V. J. Francis, valve and circuit noise, theory,1037, (A) 289

V. J. Francis amd E. G. James, noise factor of amplifiers,1191,1471Campbell, R. H., and L. I. Greenlee, photo-electronic organ, 2m8

Campbell, RL L., and others, mobile television equipment, 460Ca(n6sma.HL magnetic-wire recording, theory, 3167Canee, J. C. R., ionization times of thvratrons, 2089arbenay, F., aperiodic d.f. sense-indicator, 2857Carhart, H., deafness tests, 2118CRlisle, H. W.,with others, niidget earphones, (A) 3834Carbon. F. D., with others, effect of altitude on speech and hearing,

(A) 3823Carlson, 0. E., a.c. voltmeters, 1588iarnah, C. W., metre-wave field strengths, (A) 1028, (A) 1334

N. V. Aram and L. F. Classeni, metre-wave field strengths,(A) 1838Camra, N., synchronization and frequency division, 3214

Caaten, L R. F., h.f. properties of screened twin cable, (A) 5C1Cater., . J., airborne radar navigation, 1849Catr, E. G., science and education, 3144arter, 0. W.., Simple Calculation of Electrical Transients (B), 88

Caaell,W. L., simplified maethod of wave analysis, 972COti,H., h.f. surface hardening of steel,38WCater H H Germuan midget receivers, 2294"Catode isy". See Wireless WVorldCavleri V. r.f.-i.f.-a.f. signal tracer, 19Cava Pgi.3 ., E. R. Mann and R. T. Cavanagh, magnetic testing

of ferromagnetic metals, 3844Cavanah, R. T., with others, magnetic testing of ferromagnetic

imetals, 3844CaeXin, M., television projection resolution, theory, 1081Caasly, W. B., television and society, 235Cha YehL See uxnder YebChakeavarti, S. P., ioniosphere eclipse observattoits, 1832; u.s.w.

broadcasting in India, 748-with P. N. Das, Barkhausea oscillator, 803ClIalfIn, N. L, tester f or coil short-circuit, 2640Chamberlau, HI. H., with H. T. Wrobel, testiag of photocells, 2038Cbambers, A. G., plastics, methods of working, 856, 1882ChMbers,T. H., with others, colour television, 452Capn H., oxide-cathode saturation curreiit, 2779, 3810ChanPoni., electron optics and electron nicroscope, 3384--with others, protoil microscope, 26589Chantereau, J., with A. Blanc-Lapiefre, television pickup tubes, 3472- with M. Matricon, transntitter valve toanufacturing technique,

3482with others, transmitter valves, 490, 1110

Chapman, A. T., manufacture of silvered oiiica capacitors, 735Chapsuan, S.,nomenclature: geonoiy, aeronomy,1833Charles,D., h.f. rectification by photocells, 2725,2726Charlesby, A., polythene structure, thin filrb.s, 839, variation with

temperature, 640Oharlton, E. E., with W. D. Coolidge, X ray tube developments,770,1371

--with '. F. Westendorp, 10JIN electron accelerator, 438Chany, A.A. heat lcsses from buried cable, 1808Chase, 0. A.. conversion of battery receiver to mttains, 725Chatffeld,H. W., and J. H. Wreddon, Varnished Clothsfor Electrica.

Insulation (B), 3648Chattriea, P. K., aiid C. T. Scully, d-c. aiplifier coupling, (A)115Chichan, C., fluorescence of solutions, 2892

Cheek, R. C.. modulation for cirrier-current systenis, 190Cherry, 13. W., and A. T. Stovold, earth currelnts in short stibunarinecables, 2896

Cherry, E. C., pulse respoinse of circuits, (A) 582Chertok, S. L., humidity resistance in amplifier design, 204Cheley. F. G., with others, photo behaviour of thallous sulphide,

(A) 3624Chevalier, A.. lcl.etransnsissions par Ondes Porteuses dans lesReseaux de Transport dtxnergie a Haute Tiension (B), 3192

Chbabra, B. D.. H. R. Sarna and Aft Parkash, oscillograins of valvechairacteristics, 2395

Chinn, H. A., CBS studio control equopo ent desigti, 2316; glossarsof disk recording teruts, 20

Chireix, El, mine detector, (A) 619; noise in pulse-miodulatiounsYstems 2307

Chr6tien, L. Traiteode Physique tlectronique (B), 3268Chrisnaldi, p. B., and I. E. Leutipert, c.r. tube- selection and power

suipply, 778Christensen,J., with others, v-h.f aerials and dOf. systems, (A) 1448Christan, 8. H., integral of sOin a dxlx, (A) &331Chranowski, P., with R. K. Cook, sound absorption and scattering

by cylinders, 2112, 3162ChA, B. C., with L. C. Tsien, harmoinc oscitlation of quartz crystal,471Ch'u. 8. 1.. with others, cosmic radiation, asymnnitery and aubsorp-lo,37

Chute, 0. M., Electronics in IndustrY (B), 3001finek, L., thermal circuit in electrical apparatus. 814Clack, 0. T., simplified coil testing, 388Clak, F. IL, and M. E. Scoville, Lectronol for induction-heater

cap ccitors, 838, (D) 2220

Clark, H., atf. ind r.f tracnsaission line phenot0ena, 31786Clark, J. W., with others, gas-discharge tir. switch, 2783Clark, K. C., with others, effect of altitude on speech and heaming,

(A) 3823Clark, R. A., Jr, railway radio communications, 1063Clark, W. R., with A. J. Williams, Jr, power-level recorder, (A) 1678

with others, potentiometer recorder, 2249 recorder for flighttesting and spectroscopy, (A) 1911

Clarke, J. L., novel transniission-line forcmculae, 2475Clarke, W. J., polyethylenes, (A) 2130Classen, E. F., with others,

uc etre-wavse fieldi streccyths, (A) 1838Clavier, A. G., and Vt. Altovsky, cm -usv e coirii-runication, 402,1971Clayton. R. J., and others, u.h.f. raidi, meaisurements, 1914, (A)283Clegg, J. H., Consol beacon system, 2912Clegg, W. B., engineer as adncinistrator, 1128de Ulbloulx, L. B., comference on European frequericy allocations,2702Clemens, J. F., autotrratic reniote tuining for tranSmitter, 1099Cleveland, E. L., precipitation-static research, 3038Cliflord, F. G., RC oscillator, 306Cobine, J. 13., and J. R. Curry, ra.nge extender for sound analvscr,2453

and C. J. Gallagher, electrenic noise source, (A, 3487; hot-cathode arce oscillations, (A) 3288, (A) 3267

Cocking, W. T., linear saw-tooth oscillator, 2526; televisioci line-scanning amnplifier, 3986; televisio,n v.f. stage, 3803 ;vIh.f. cathode-follower dangers, 1189 ; see also W'.T.C.under Anon.

Cockeam, R. W. J., circuit interruption, 34M3Cockrell, W. D., multicolour printing, 3897Coggeshall, N. D., with E opaitelian, Jr, miietal packless v, cuuni

valve, 1258Cohen, . B., harmonograph for Lissajous figures, 824Cohn, H. M., R. C. Fortin and C. M. .Morris, valves for f n. con-

version, (A) 1730Cohen, T. A., electronic telemetering systeic, 389Cole, A. D., with others, blind bombing radar, 2196,2579Cole, L. S., graphical waveform analysis, 102; nronitoring broadcast

frequencies, 2278Colebrook, P. H., Basic Mathematics for Radio Students (B). 3338Oolemnn D. J., with J. D. Goodell, electronics in aviation, 182Coleman, E. F., cooling photosensitive cells, 27-24Coles,C. H., timing of sequence photographs, 1320Collins, G., microwave magnetrons, (A) 1730Collins,R. 3., C. S. Gittoes and D. Wsi. Rowed, equipment deteriora-

tion in tropics, 809Colombo, S., and M. Parodi, transients in transmiussion lines, theory,

550Colt, R. B., with others, recorder-comutroller for ten peraturo and

humidity, 3371Colton, R. B., Army comununication equipment, 182; radar sets, 84Colton, J. W., telermetry for pressure measurement, 37709Columbia Univ. Statistical Research Group, Sequential Analysis of

Statistical Data, Applications (it), 2444Combined Intelligence Obiectives Subcommittee, Gerncan u.h.f.

receivers, 1848, valves, 139ICondon, E. U., and I. F. Curtiss, radioactivity units, 3$88Conklin, H. B., frequency meters as master oscillators, 3099

sunspots annd ionospheric propagation, 1025ConWaeer, W. T., super-reflex radio, 1981Connell, L. J. C., 0. W. Hurnphreys and J. L. Rycroft, radiant anal

h.f. heating, 148, (A) 99. (1) 228Connon, J. A., vibration insulation and structural rubber,

08

COnsumers Union of U.S., gramophone needle tests, 828Contassot, M.. three-chmnnel amplifiers, 2845Conwell, E., atid V. F. A'eisskopf, theory of impurity scatteringon seoriiconductors, 2216Cook, R. R., sound propagation over absorbent surfaces, (A) 3811

and P. Chrzanowski, sound albsorptionand scattering bycylinders, 2112,3162

Cook, S. R., electronics, 72Cooke, D., pulse sicodulation, 1053Cooke, N. M., and J. Miarkus, Electronics Dictiocnary (B), 1741Cooley, J. P., and J. H. Rohrhaugh, productiois of misillimnetre

waves, 589Coolidge, W. D., early X-ray developments, 1303-- and F. E. Charlton, X ray tube developrnents, 770, 1371Cooper, C. E., phase relationships, 1794, (D) 2519Cooper, G. R., snoving-coil loudspeakers, 268Cooper, H. J., Scientific Isistruments (B), 2257Cooper, R., r.f, properties of s.tlt solution, 1890, (A) 3315- with others, right-angled junctions in waveguides, 2134,

(A) 3173Cooper, V. J., h.t. choke desigis, 435and E. (,reen, design of directional aerials, 36Cope, J. E., wide-band r.f. fri plifier design, 576, (A) 1481Copeland, P. L., and K. Rothschild, spotwelder Icr thin wires, 984Corben, H. C., e.s. theory and gravitation, 71,2172CorbYn, D. B., eulspiricallaws of nonlinear eleucents, 3195Cordonnier, 3., sterecophonic broadcasting, 1084Corke, R. L., crystal fulters, 51Cornelius, E. C., gerotanium crystal rectifiers, (A) 944, 1728;

silicon u.h.f. detectors, 771Corrington, M. S., f.m. distortion by multipath interference, 1041Cosby, J. R., spectrographl exposure control, 1932

with others, radiosonde, 2280Cossleft, V. E.,electroit microscope, 3S48Cotton. B., Electric Discharge Lamps (B), 3082Coulson, T., Iibrary research, 2407Couront, E. D., image force and tunnel effect in crystal rectifiers,

(A) 832Coursey, P. R., and I. G. Brand, dielectric constants of titanates,3319Courtillot, E. P., f.m. reception, 3420Couttey, J., railway radio, 2711Coutlee, K. G., electrical grading of nsica, 834Cowles,F. R., piezoelectric crystal grinding, 1878Cowles, L. G., resistance-coupled auiiplifbers, 59Cowling, T. G., theories of sun'snxagnetic field, (A) 3275

with others, right- igled juncticns in wiveguides, 2134,(A) 3173

Cox, C. R., aerial aimneeter, 1290; beaded coaxial ines, 2132Cox, J. W., geophysics of ionosphere, survey, 3280Coa, L. R., crystal oscillator stability, (A).1294Cragggs,J. W., and C. J. Trinter, capacity of twin cable, 880,1446

with C. J. Tranter, stress distribution in cotiupressed cylinder,108

Cramer, J., accl W. t3i Hoffmnan, Radio Souisd ErTects (B), 1444Crsnberg, L., sensory aid for blind, 1620Crane, H. R., beam current stability in electroi ncicroscopes, (D)1012; racetrack synchrotron, 3437

-i. levinstein al(l K. C. Williamivs, electroa microsc ope shadiwcassting unit, 1007

Cravath, A. M., amid others, electron microscopy, 1950Creighton, J. L., piezoelectric qucrtz crystals, 91Cripps,S., British pioneers of radar, 327Crittenden, E. C., Jr, cnd V E. l..irkins, betateon beausi removal,

3438with others, metal evaporation techniques, 940

Crom, G. C., Jr. aircr.tIt electrical equiqmenlt, 1930Cronshey, R. W., aerial radiation pattern calculatietl, 33Crosby, D. R., and C. H. Pennypacker, r.f. resistors as transnsission

liines, 1177Crosby, H. G., exalted-carrier a.m. atid pit cc

reception, (D) 13458flci. transiciltter crystal coiitrol, 477, two-terrminaloslcillaltor, 2157Cro8s,C., B.B.C. monitoring sersice, 1359

CrOss, P. C., with others, muicroeave absorption of uater vapour,(A) 3235Cro8swbitet H. H., with G. 14. Dieke, spectrochenlical oialysis, 2288

-- with others, spectral intensity miceasurements, 2274.Crowell,. F., cnd K. I. Iareninter, 2-m amateur transitter, 2378Crowther, J. A., discovarev of X ritys, 199Ckcow, F. W., becusi current stauility in electron ncircscopes,1D) 1012

Curey, J. R., with J. D. Cobine, re sige extesiiler for sound analyser,2456

Cutrtis, W. E., mnd T. A ittleheld, ster.:o-episcope, 504Ciurtiss,L. F., with E. U. Cc,iidtFni, radioactisity units, 3686Cwilong, B. with others, esseteorology of lower stratosphere, 3278

Dahl, E. A., train omm,sunication systeeii, 1368Daly, E. F., and (. B. B. M. Sutherltnd, c.r. recording of infra-red

spectra, 3373Daniels, H. L., reactor ineasurements, 122Darbyshire, J. A., new electronseter salve, 3823Darwin, C., scientific intruments in Britain, 3832Das,P. N., and S. P. Chakravarti, Barkhausen oscillator, 803Das Gupta, N. N., with others, stability of specimens in electron

microscopy, 3386Datta, S., v.h.f. impedance bridge, 677Davey, W. P., voltage regul4tor, (A) 1367Davidov, B. I., voltage fluctuations in electrossic serisiconductors,

2603

Davidson, C. F., R. C. Looser, and J. C. Simmonds, power loss ine.m. screcns, 1077

Davidson, D., Ioran indicator circuits, 1529Davies, H., B.B.C. disk recorder, 832Davis, F. C.. tone coiitpensator, 1761Davis, H., aind others, frequency characteristics for hearing aids,

(A) 3538Davis, R. B. O., boat radio installations, 295Davis,R., high-voltage research at N.P.L., (A) 2415, 3138Davis, R. J., with others, fire-control radar, 610, 120, 1534Davis, T. McL., naval-u.h.f. cormmunications receiver, (A) 1649Davis,W.,Ioran, 924

Davtjan, O. K., dielectric properties of electrolytes, 2893

Dawson, B. H.,slide rule for addition of squares, 3333Dayton, R. W., and G. Al. Foley, capacitise rnicrometer, 3369Dean. K. G., with F. J. Lehany, crystal filter theory, (At 1206

Dearlove, F., automatic morse key, 2042Dearnley, I. H., with others, electron capture and t.r. switch re-

covery, (A) 3818De Ciecoo swith E. Kasner, Laplace equation transformation, 360Deeter, E. L., grid blocking circuits, 1214Degoumois, C., with others, Brown Boveri h.v. laboratory, 3134De Greve, L., with A. Van Itterbeek, resistivity of thin Ni filei:,

343,3305DeKiep, J., L. R. Hill and G. L. Mfoses,sdicone insulating materials,

98De Lan, R. B., Jr, supersonic flawdetector, 1148Dellinger, J. H., and N. Smith, sky-wave propagation during war,

(A) 1636DelMUr, W. A., polyethylene, (A) 2130Dember, A. B., with others, radiosonde, 2280Dsmpter, J. R., circular slide rule, 29Denmark, Hf. S., with others, photo behaviour of thallous sulphide,

(A) 3624

Dennison, D. H., and T. H. Berlin, synchrotron, orbit stability,3440, racetrack, 3437

Dent, B. B., amateur communication receiver, 1343; long-waveconverter, 175

Depackh, D., cable corona in rubber and polyethylene, (A) 213Department of Scientific and Industrial Research, radio noise from

sun, 1521D'Hnsleclo, D., recrystallization of quartz, (A) 3627; vacuum

valve, 934, (A) 2266- and S B. Brody, multi-crystalline quartz, (A) 3310

and S. Greenwald, thermal recrystallization of quartz, 3311

Desutcber, S., with E. G. Wright, electrostatic field mapping, 963

Devitt, W., with others, ground controlled approach, (A) 1628Dewan, R. N., non-synehronous vibrators, 764DeWit, J. H., Jr,radar, 153,lunar,217Dester, G., u.h.f. frequency measurement, 1296

Dick, E., m.w. and s.w. transmitters, 3461Dikeno nT. B., electrets, 950Dickey, F. P., and H. H. Nielsen, infra-red spectrum of heavy water,

(A) 3239

with others, h.f. permeability of iron, 90Dickinso A., with R.O.Strock, NWestern Electric recording

system, 19Dickinson, T. A., aircraft teleneter system, 2238Dickson, D. C., with C. M. Slack, rrosecond radiography, (A) 1613Dickson, F., determination of v.h.f., 3678Dickson, G., with P. Hidnert, properties of mica, 1669Die"e G. H., and H. M. Crosswhite, spectrocheinical analysis, 2266

H. Y. Loh and H. M. Crosswhite, spectral intensity measure-ments, 2274

Dike, S. H., inverse valve voltmeter, 3673Dinger, J. H., with others, paint-thickness meter, 2260Dinge, H., Planck's radiation formula, 2866Dingley, E. N., transmxission I ine theory, (D) 31Dinsdale, A., post-war broadcasting in U.S.A., 2009Dippy, R. J., Gee, 1849Di Roberto, P. P., receiver design considerations, (A) 3401Distin, L. S., vibratory power converters, 3431Dobson, 0. 1H. B., A. W. Brewer and B. M. Cwilong, meteorology of

lower stratosphere, 378Dol. H. G., M. Lebourg and G. K. Miller, mine detector, 1326Dolph, C. L.,optimum current distributions in broadside arrays, 2487Dorgelo, E. G., sintered glass, 1691Dome, A., with others, o.hkf. aerials and d.f. systems, (A) 1448Dorsey, N. E., Velocity of Light (B), 690, 915Doroman, C., pH meter, (A) 674Dow, J. B., navy radio and electronics, 494, (A) 1613, 2278Dow, W. G., and others, u.h.f. c.w. power generation, (A) 1716

Dowmes,J. G., civil aircraft tranmmitter, 3101Dowsing, J. R., and G. Mellen, linear response vacuum gauge, 3l6Dreaw, . O., and S. W. Johnson, sound recording tests on colour

film, 2806Dresyer, . F., Jr, factors determiniing valve life, 1397Drkey, D. L., phase-inverter circuit, (D) 1194Drummond, D. 0., preparation of electron-microscope specimens,

896

D1ntowki, R. C., with others, precipitation-static aircraft instru-mentatioti, 1992

Dubois,J., d.c. amplifier, 2511DoBridge, L. A., future of radar, (A) 144; Radiation Laborattay,

M.I.T., 281Dobrovsky, V. H., random processes, 1374Dudley, H., and 0. 0. Gruenz, Jr, phosphors for visiblespeech, 3619Duerdoth, W. T., capacitances of transformer windings, 2466Duffield, H. W., battle announcing system, 532Duncn, A. J., with J. G. Smith, Sampling Statistics and Applica-

tions (B), 812Dunlap, 0. E., Jr, Radar (B), 2201Dunn, A. 0., adjacent channel interference, 3753Dun, K., with others, sound spectrograph, 3517Dunn, F., with W. A. Harris, converter tube developments, (A)

1406Dunoyer, L., thin Al films, 2209, 2210, 2211., 2212Dunsheth, P., British electrical engineers in war, 415, (A) 728, 921Dunsmnir, I., with others, cm-wave dielectric measurements, 966,

(A) 1915Duperier, A., cosmic rays, dinunal variations, 3278, geophysical

aspect, 593, lunar effects, 372and M. McCaig, cosmic rays and sunspot activity, 2887

DuPbnt de Nemours, E. L, & Co.. moulded Lucite lenses, 1096Duran 2., Lidnard-Wiechert formulae, 2619Durkee, A. I., common-channel interference and f.m. broadcasting,

1996Durnlod, LA. W., amplifier with diode load, 1478Duoh_Sa,8., and A. H. Young, ionization gauge calibration, 267Duvall, O., television receiving aerial sites,Dwigh N. B., Electric Coils and Conductors (B), 218; geometric

Index to Abstracts and References 1946

asean distancesfor rectangular conductors, 3662; toroidalcoil self-inductance calculation, 766, (D) 2341

Dyer, J. N., with others, colour television, 461; u.h.f. c.w. powergeneration, (A) 1715

Dyke, F. T., portable film sound recorder, 25

E

Eglosfileld, CC.., carrier-frequency amplifiers, transient response,68, 1196, 1474, 3206; motor-car ignition interference,3741 ; screened roonm, 2046

Earle, L. G., soft solders, 2943NEst, 0., and H. Kuhn, bellows manometer, 3427Euton, A., measuring pulse characteristics, 199 ; pulse responie

of diode voltmeters, 1283; superregenerative detectorselectivity, 1662

Eauton, W., voltage stabilization, 3669

Eaton, S., oven for piezoelectric crystals, 3070Nckersley, T. L., and F. T. Farnier, short-period ionosphere echo

fluctuations, 1968Eckman, D.P., Principles of Industrial Process Control (B), 1968Eddy, W. C.,Television, the Eyes of Tomorrow (B), 274fEddy, W. N., and W. D. Fenn, high voltage d.c. testing of rubber.

insulated wire, 3668Ede, A. J., heating and cooling termiperature chart, 3241

Ndldn, 2., solar eruption and cosmic-ray intensity, 3276Edwards,B. J., postwar television, 465, (D) 2367Edwards, C. F., microwave converters, (A) 1649Ngen, 3. P., and F.-M. Wiener, speech intelligibility and frequen:y

distortioen, (A) 3625Ehrat, K., l.fiflters using coils and capacitors, 3201

Ehrensaft, F., unit magnetic poles, (A) 3247Ebrlich, R. W., crystal filters, 2164; volume expander, 680

Eisenmann, K., self-excitation and regeneration, 881Eisenstein, A., study of oxide cathodes, 3811Eisenstein, J. C.,with others, effect of altitude on.speech and hearire,

(A) 3523Ek8tein, H., forced vibrations of piezoelectric crystals, (A) 2166,3244Nlectric & Musical Industries. See E.M.I.Electron Hicroacope Society of America, papers in programme, (A)

1317

Electronic Nngineering, annual directory, 26101lectronico, aircraft fuel gauge, 1018 ; arc-furnace regulation, 994;

artificial radar target, 1542 ; brazing in transmitter valveassembly, 651; Buyers' Guide (B), 3489; electric fishfence, 1631; electronic traffic control apparatus, 131;facsimile to mosing train, 3088; fuel gauge, 1017 Ger-man industrial techniques, 2927, infra-red militaryequipment, 2660; Harvard electroacoustics laboratory,1429; h.f. aircraft ignition system, 1019; machine toolcontouring control,162J ; microwave relay system, 106U ;

midget c.r.o., 211 military loudspeakers, 1439 ; modu-lated-air acoustic transmitter, 633; modulation systemfor portable transmitter, 2762 ; obstacle locator for theblind, 1309; oven for quartz crystals, 769; phasitron,2092; photocell weft straightening, 1020; radio-con-trolled aircraft, 1013; receiver design, conference, 1978;rubber curing, 1617; radar, (C) 1248; sonar, 2452 ; super-sonic strip-tester, 1424; thyratron pulse-modulator, 2770

Elias,J. Balti. See Balti Elias, J.Elkin, W. with E. D. Hart, welding fine thermocouple wires,

1888

Elickson. R. T., brightness of phosphors, and wavelength, 29,292; infra-red sensitive phosphors, (A) 86

and W. L. Parker, decay of infra-red sensitive phosphors,3301

Nllis, D., broadcasting studio equipment, 342

bllitrn, H. H, and A. M. Wiggins, noise in differential micro-phones, 1160

Bllwood, W. B., magnetomotive force gauge; 1683Nlmer, L.A., with others, stereophonic sound-film equipment,

W. B., tapered-thickness bimetal for thermostats, 757, (D)Elsuner, W. H., induction effects in geomagnetism, 1664; secular

geomagnetic variations, (A) 1237Emde, F., with E. jahnike, Tables of Functions with Formulae

and Curves (B), 2287H.LHL Labs., balanced-output amplifiers, 2154; cathode-heater

insulation protection, 2396; polyphase valve supply,863; projection television tubes, 2406; resonatorfrequency stability, 1107

!ndall, 2., frequency measurements at u.h.f., 368; microwavepulse-time modulation, 2314

nss, H1. N., mobile relay broadcasting, 3414Ipelboim, L, ferromagnetic cores in a.c. fields, 26O0Npstie, D. W., and L. Pensak, c.r. tubes with metal -backed screens,

rhom, P. C., Nuermberg trials recording system, 2467Nricsson, T., century of tele-signalling, 3041

ENeud, A., with others, proton microscope, 26NEmLrc, W., T. Rommel and K. Benther, supersonic degassing of

metal alloys, M9NEeen, t}. A., fine wire in valve manufacture, 1684NEpy, D., coupled circuits, 306

en, I;., cavity-resonator wavemeters, 1924; frequency measure.mont, survey, 2246

He, L., and A.C. Gordon-Smith, frequency measurement,1(-10-' Me/s, 679, (A) 1928

and M. H. Oliver, aerial impedance measurements, 288

Eses, 2. B., bicycle receiver, 716; bridged-T filters, 1406Ev3ans,R. J., echoranging sonar, 05Everett, F. C., f.m. station range prediction chart, 736; u.h.f.

and s.h.f. tuned gcmuits, 9520E., with others, smiicrowave linear accelerator, (A) 3788

,W. L., presentation of papers,497,1120Nwel, P. electronic control (it chemical industry, 3609Nwer, D. it., acoustics and flight of bats, (D) 621Ewg, 19., e~ith others, teleran aircraft navigation, 1646

F

PFir, L N., crytal oscillator theory, (AD) 6S2Fairbain, H. P., f.m. for mobile police, 2750FZrman, 3. F., organization of engineering profession, 499

Fairwese, 19., etching and steam treatment of quartz, 1lFarmer, F. T., with T. L. Eckersley, short-period ionosphere echo

fluctuations, 196

Fanham, R. E., television studio lighting, 3083Favre, HL G., modulation transformers, 8766Fearon, with S. A. Scherbatskoy, e.s. voltmeter for small

e.m.fs., 3362FedralCmD) Commission, f.m. 45.5 Me/s,Federici, HL, If. osciUlators, 3217Fenberg,B.,nodalpositionsand s.w.r.in transmission systems, 3175Feblman, B., and V. Widmer, induction furnace plant, 3375Feinberg, E.L., e.m. wave propagation along earth, 1962,3010,3011,

3012Feld, B. T., r.f. spectra of diatomic molecules, (A) 3233Feld, J. N.,aerial reciprocity theorem, 1770; e.m. theory, boundary

problems, 1516, and diffraction, 2648Feldt, R., cathode-ray Q mneter, 671-with I. E. Lempert, high-voltage c.r. tube, 3123

Feldtkeller, H., Einfuhrung in die Theorie der Rundfunk-Siebschaltungen (B), 684

Felton, A.,with S. J. Spilsbury, photocell inspection of cartridgecases, 1016

Fenn, W. D., with W. N. Eddy, high voltage d,c. testing of rubber-insulated wire, 68

5Ferguson, A. J., termination effects in feedback aniplifier chains,

3668Ferguson,J. G., with others, microwave radar testing, (A) 1911, 646Ferranti Co., vacuum seal bushing, 1074Ferrell, E. B., quality control in apparatus life, 804, (D) 2426;

servomechanisms as amplifiers, 200Ferrell, 0. P., intensity bursts and ionospheric reflection, 1333

ionization by meteors, 1520 ; reflection frons atmnosphericirregularities, 1640; sporadic-E effects on propagation,2286

Ferris, W. R., diffraction-grating f.m. detector, (A) 721Feshbasc, H., production of rmesons by electrons, (A) 3682Fett, G. H., wartime. training of electrical engineers, 3496Feuer, P., and E. S. Akeley, scattering is circular waveguide, (A)

a36mField, R. F., D and Q, 3213 * inttffacial polarization in dielectrics,

(A) 3623; water films on dielectrics in high humidity, 2933Field, S., and A. D. Weill, Electroplating, a Survey of Moderm

Practice, including the Analysis of Solutions (B), 1275Fielding, E. A., with others, control of electric.al twinning in quartz,

1874Fields,J. L., mobile sound film recorder, 23Fink, D. G., colour television, 2383; television in America, survey,

223, 779, apparatus and standards, (A) 344; see alsoD. G. F. under Anon.

Finzi, L. A., electronic overload protection for meters, 1684Firestone, F. A., supersonic reflectoscope, 822

and J. R. Frederick, supersonic reflectoscopy, 3615Fisher, C. B., phase-inverter circuit, (D) 1194Fisber, H., sound attenuation in circular ducts, 257, (C) 2113Fisher, H. T., with others, microwave radar testing, (A) 1911,246Fisher, J. R., with others, bridge photocell,using silicon, (A) 3784Fisher, 8. T., divided-wave amplification, 877, 1475Fishmsn, S.limiters as square-wave generators, 3219Fiske, H. D., bandpass t.r. switch, (A) 6816Fiteh, E., pulse modulation, (D) 3064Fitzgerald, A. E., Basic Electrical Engineering (B), 2446Flanagan, IL C., with H. Robinson, thennocouple vacuum gauge,

29119Fleck, H. R., Plastics: Scientific and Technological (B), 22Flening, c. C., r.f. tests, (A) 2130; u.h.f. cable testing, 1697Fleming, J. A., geomagnetic secular variations and surveys, 64;-

work of Carnegie Institution, 692F'lether, A., J. C. P. Miller and L. Rosenhead, Index of Blathe-

matical Tables (B), 833, 60Flether, E, stereophonic sound film system, 4Flory, L. B. with G. A. Morton, infra-red image tube, 3471-with V. K. Zworykin, reading aid for the blind, 3700Floyd, C. F., with R. A. Brockbank, Unit Bay 1B transmission

system, 184, 2000, 3744Floyd, G. H., with A. R. Koch, transceivers and aerials for 13 cm,

2768Fluharty, R. G., r.f. cable shielding, (A) 2130Flukej,. IL, and N. E. Porter,light-wave communication, (A) 1666Flynn, E. J., and G. W. Young, removing insulation from formex

wire,20Pock, V. A., diffraction of waves round earth, 160Fox, IL, resistivities of rare oxides, 946Fogel, C. H., ionization vacuum gauge, 2204Foldy, L. L., and H. Primakoff, electroacoustic transducer theory,

264Foley, 0. M., testing of precision-lathe Spindles, 3370-with R. W. Dayton, capacitive micrometer, 8369Foley, W. H., long-range transmission forecasting, 1636Folland, D. F., microwave blind-landing system, 186, 2688Foor, S. W., with others, h.f. permeability of iron, 90Foot, G. H., graphical symbols for filters, 2094Foot, N., with W. J. Halligan, receiver tuning system, 229Ford, J. I., amplifier circuit, 876Ford, L. HL, c.r.o. pulse duration measurement, 36

and R. Oliver, reflection and absorption of 9-cm waves, 2678with others, half -wave aerial with reflector, (A) 291, (A) 3190

de Forest, L., Television Today and Tomorrow (B), 1097Forsberg, A. W., with others, exciter-regulator for aircraft alter-

nators, 3064Forster, H., army receiver R107, 174Forsyth, J. S. A., with W. Jackson, polythene as h.f. dielectric

(D) 638,(A) 2222Forsythe. G. E., with others, Dynamic Meteorology (B1, 124Fortin, R. C., with others, valves for f.m. conversion, (A) 1730Foster, H. A., valve test panel improvement, 336Foster, H. G., anti-aircraft radar, 611Francis, V. J., and E. G. James, signal and noise rectification, 971

- with N. R. Campbell, valve and circuit noise, theory, 1087,(A) 2696

-with others, coise factor of amplifiers, 1191, 1471Frenk,H, Pulsed Linear Networks (B), 682,1216, 182; RC filter

chart, 561Frank, L M., Doppler effect in refracting medium, 814Frank, 2_, f.m. for amateurs, 1049; 112-McIs frequency converter,

410Frankart, W. F., f.m./a.m. receiver,334; high fidelity t.r.f. tuner,

1982 ; v.h.f. laboratory receiver, I2Frankel, S., J. J. Glauber and J. Wallenstein, triode for 600 Mc/s,A)1730Franin, C. W.,piezoelectric crystal dimensioning, 683Frantz, W. J., network response to f.m. waves, 1463Frayne, J. G., noise-reduction anticipator circuits, 24

- and F. P. Herrafeld, f.m. sound-film control track, 27Frazier, R. H., Elementary Electric Circuit Theory (B), 00 il2Fredend, G. L., K. Schlesinger and A. C. Schroeder, television

sound transmission on vision carrier, 1382FredeeickJ. R., with F. A. Firestone, supersonic reflectoscopy, 3653edin, C., Svenskradio radiogramophone, 3026, receivers, 1661

, S., Two-Way Radio (B), 1680Freehefer,J. B., atmospheric ducts and u.s.w. propagation, (A) 1686Freenin, 0. F., theory of Wheatstone bridge, 1693Freeman, H. L., and R. C. Hergenrother, high voltage d.c. power

supply, 1684Frenel, D. C., alignment chart construction, 3491French, N.H., with J. C. Steinberg, portrayal of visible speech, 3616Frenkel, L., seismoelectric phenomena in soil, 2180; theory of

atmospheric electricity, 2186 ; theory of terrestrialmagnetism, 2896

Frick, C.W., calibration of noise meters, 2248Friedman, E., with E. der Mateosian, organic vapours for self-

quenched G-M counters, (A) 3762with cio. Muehlhause, high-speed counters, (A) 1460

Fi,H. T., transmission formula, 2282, (D)3166Fritsch, V., radio prospecting, 3710Frthiich, H., dielectric properties of dipolar solids, 3304Frondel, C., elastic deficiency and colour of natural smoky quartz,

3309Frost, P. B., and E. F. H. Gould, telephone interference from power

systems, 3046Fe, C. Y., seismic waves,366Fuids,H., with A. Alford, dipole construction, (A) 1461Follae,H. F., and A. E. Gessler microtome for electron microscope,

1319Firatenberg, A. L. incandescent current indicator, 1677Firth, R., and D.K.C. MacDonald, statistical analysis of electrical

noise, 3411 ; shot effect in diodes, 3126-with others, photoelectric Fourier transformRer, (A) 666

Fursehll Labs., diode voltmeter, 1889

G

Gabor, D., dynamics of electron beams, 362; Electron Microscope(B),26 ; energy conversion in electronicdevices, (AD)2394;zonally corrected electron lens, 3382sdwa, T. A., reactance measurement, 3579

Gaftney, F. 3., microwave pulse spectrumn analyser, (A) 1576Gale. A. 3.. with P.L,F. Jones, supersonic velocity in water, 49

6

Gall,D. C.,electric,,l iaacroaneter, 384; galsn a-ia Isa acaplihcr,3;3--with F. E. J. Oc,kenden electric.laueasuring iaastruniieuts,331GaLlagher, C. J., and J. D. (Coine, hot-cathlode arc oscillations,

(A) 3667w-With J. D. Cobine, electromic noise source, (A) 3487; bt-

ac;thode arc oscillations. (A) 3266Ganz, A. G., peranallovp tape for h.f. transforaiers, (A) 2014, 2225Gaa&, 1., characteristics of powdered-iron cores, 3434Gaurder, K A., frequency nmultiplic.ation for s.h.f., 793Gardner, K. J., WHI'M f im converter, 2382GaritY, W. B., and J. N. A. Hawkiacs, Fantasotond muilti-speaker

systeata, 6Garland, L. B., scientific importance ctf X rass, 1304Ggaliek, G. F. L., and M. H. F. tVilkins, phosphorescence, 16Garg%M,J. .,wkhothers,superconductivity of lead at A 3 cm,Geers L L, mulfiple high-vacuuTma valve, 329Gart6 C. W,e aurora and geomagnetisni, (A) 1236G e ,,it. capeaitors for measurement, (A) 1919Gaat, ii, r, NBS-ARRL radio observing projects, 1970Qav,W ., amd S. Heytow, home-made 112-Ncls receiver,1aVM,Ka ten kree fromu industrial apparatus, (AD) 26

van od, t. C, blocking-layer photocells, 8785Oagsbum,L anfd 34. Richter, Die Photozeliein der Technik (B), 784GNW, J. C., a.m./f.m. transmitter, 728QGaant, A., induction heating, 1614

and J. Sticher, cruciblefailure in induction heating, 696Generalo C., (U.JA.), ilevelopnmeiats in electronics and radio,

15 inu1 plastics, 268GOdb, ., aiectric heating, 6O8X_~, D.X, with others, detectian of rapidly moving ionospheric

cloaws, set,*G ge, Lwith H. Gordon, v.h.f. receiver selectisity measurement,

0eec, W. D., N,. C. Selby and K. Scolnik, quartz crystal units,(A) 1X

Gaorgiev, A. ]1.. Electrolytic Capacitor (B), 443GrberW, W., and A. Werthriuller,electric heater hum, 1996Gergfia, A., light field in scattering medium, 2868GleesDieswms SL, Galvan6msetros y Oscilografos (B), 889Ggacbwn, -., impedance matching charts, 868

aler,A. B.,wwith E. P. Fullam, microtorne forelectron microscope,1319

Geylikman, B. T., theory oWferromagnetisita, 2178Ghirardi, A. A, a.f.c. in receivers, 2684; counteracting frequency

drift,1342,1645, 18 ; frequetacv conversion in receivers,2692; multigrid mixers and con-erters, 3406; push-button tuners, 772

Gianoletlo, L. J., resonaiat cavities, 2847Gibelo, JEL, Resines Vinyliques (B), 3649Gibson, D. L., and C. H. Braithwaite, (tuality control of insulating

varnishes, 101fibon, P. R. 8., plastics in electrical industry, 3643Gilber, P. T., corrosion measurements, 808Gill, P. 8., mesotron intensitv ets altitude, 2877Gilleepie, C. N., conapensating amplifier, 1712Ginsburg, V. L., geomagnetisin and ionospheric reflection, 1028;

ionosphere, absorption theory, 2287, refractive iiidex,2901; superconductors, theory, 2641, thernoetectricphenomena, 2176

---1ith Ya.L. Al'pert, absorption of radio wascs in ionosphere,3007

f;inuton, E. L., stabilized negatise impedances, 54and A. E. Harrison, reflex klystron oscillators, 1734, (C) 2080

Gittoes, C. S., oith others, equipment deterioration in tropics, 809Given, K. W., with others, development-in design engineering, 2096,

niaterials, 1658Gladenbeck, F., Jahrhuch des elektrischen Fernnieldewesens (B), 747Gladiwin, A. S., pulse modulation, 3752Glauber, 3. J., with others, triode for 600 MaIc's, (A) 1730Gleeson, C. B., and C. Beckmsan, pulse response of thyratron circuits,

1186Gleisaberg, W., sunspot cycle, next maximum, 324, and propagation,

2284, secular variations, 1830Glinlci, G., aerial gain measurements, 287 ; transomission lines,

attenuating problemrs, 1173, discointinuity effects, 1174,matching problems, 2837

Glover, A. M., and A. R. Moore, photocell for sound on colour film,3076

Gneviahev, K N., and A. I. Ol,solid angle of coarpuscular radiation,2555

Goddard, L. S.. optics of electrostatic lens, 2998, Petzval fieldcurvature, 2999

Goddard, M. J. with P. Nagy, tinic-base conserter and frequency-divider, 3826

Goffnan, C., and J. Manuele, preparatiota of specifications, 3146with J. Manuele, quality control,503, (D) 2426

Glogoladze, V., Rayleigh boundary waves, 2863 ; reflection andrefraction of elastic waves, 2862, 2864

Golay, B. J. E., l ag line .as low-pass filter, 1487Goldberg, A. A., u.h.f. frequency meter, 1694Goldberg, B., internal iicpedance of cathode follow-er, 42Golde, R. ., lightning to transmission I ines, 23Goldman, A., radar altimeter, 2587Goldman, I. M., with B. I1. Wul, perniittivity of barium titanate

2935Goldmark, P. C., colour television, 227, (A) 1708, (A) 3087 ; tele

vision at u.h.f., (A) 1704and others, colour television, 451, 432

Goldsmith, T. T., interference with television. 3097--with N. Levinson, Vitasound sound film reproduction, 3Goldstein, E, microwave scattering at sea surface, (A) 3718- and P. D. Bales, c.r.o. photography, 1693Goldatine, B. E., with others, conmparison of frequency-shift and

on-off keying, 2306Golubkofi, P., theory of u.h.f. oscillators, 2773Good, W. E., absorption lines of ammonia, 32Goodenl, E. B., uses of naicrowave triodes, (A) 1730Goodell, J. D., and D. J. Coleman, electronics in aviation, 1628- and B. M. H. Michel, auditory perception, 2797Gooden, J. S., with others, pulse technique for particle acceleration,

2997Goodman, B., amateur band receiver, 3030, transmitter, 786

bandpass 28 Mc,'s converter, 1641, 1987 ; grain structureof semiconductors, (A) 3638; superheterodyne 144-Mc/sreceiver, 411

with P. H. Miller, Jr, optical microwave detector, (A) 346with others, h.f. rectification efficiency of crystal detectors,

(A) 3836Goodman, D., 2NMV X-ray equipment, 1622Goot6e, T., Iunar radar, 2197Gordon. B., and L. George, v-h f. receiver selectivity measurement,

2021Gordon, J. F., angular-velocity-iaaod(ulation system, (A) 1666, 27Gordon-mith, A. C., with L. Essen, frequency measurement,

105-10' allc/s, 679, (A) 1923Gorelik, G. S., nonlinear phenonoena in superposed magnetic fields,

2878- with A Andronor, resonance phenomena in cyclotron, 9885Gorham, J. E., with others, vacuum-contained triode transmitter,

1403Gormann, L. J., corrosion of underground cables, 510Go hnkin, B. N., with Ya l-. Al'pert, coastal refraction, 161;

ionosphere and solar.eclipses, 2892, 1945 eclipse, 2893Gorton, W. B., demountable soundproof rooms, 825, 1753, 2118Goudet, G., developments in niagnetron technique, 2780Gould,E.F.El. with P. B. Frost, telephone interference from power

systems, 3046Goold,.L., sonicator, position finder, 3164de Gouvenain. A., pulse techniqfue, 3754GraL A. w., patent coummission, (A) 2418Graham, R. E., linear servo-theory, (A) 1700

and F. W. Reynolds, synthesis and evaluation of televisioiaimages, 1090

GrTnmer, G., noise limiting in c.w. reception, 2302; stabilizationof 144-Mc/s transmiitter. 200

Granboif, K. J., with C. bM Sherer. corrosion *f lead cable sheaths, 511

Part II-PROCEEDINGS OF THE IRE

Granier, J. & G., diclftria ssofi(fuid scocicouaductors, 1882Granovsky, V. L. (B. L.), g as lischiirge, siall Ipciturbations, 1224,

theory. 1510 ; pl ise, diiategratio.n, 1812and L. N. Hykhtoskay- a, cdl tictans of low-pressure Hg are.

2871and r. A. Suctij, high f,cii1i,<,nia.aoscillations,2872

Grant, R. M. W., cl-s 13 alaaulatar design, 310, 3221Granmuller, A. B., -ith ii Kuhaer, reflection klystrons, 2776Greunuas, E. C., with f1. F. [Kaiser. ivyichere-ltotron, 3786Oreen, B., with others, ground controllecd appioach, (A) 1528Ge, E., phase aind fra quenr.y modalutifn, 1347- with '. J. Cooper, design of ai- ctional aerials, 38Gren, E. I., H. J. isher and-J. a,. Ferguson, iiaicrowave radar

testing, (A) 1911, 2645Green, B. C., with (. A t;opp, phonati( priiiciples of visible speech,

3618Gremnblatt,M. 1., P. H. 'litferir,, aaa LI. Sctafl,electricalcontact

noise, 3263Greanied, ES. W., h.f twin cable, design, (A) 2138Greenjand, S. L, higlh-reflection optical filrcs, 188Greemlee, L. E., electronic organ, 3391-with R. E. Campbel,l photo-electronic organ, 86

Gee_einti,J. L., 1..G. Hetayey and l'. C. Reeanm, interstellarorigiaot cosinic noise, 3271

Greeawald, S., with D. D'Eustachio, theralaa recrystallization ofquartz, 3311

Greer, W. R., pulse modulating systona, 3421Gregory, J. B., with others, r.f. resistaucae of iron ire and permalloy

strip, 16

Grgon, L., tone correction, 2533aibh, E. II., testing bone and ttiroat nmicrophones, (A) 1754,21-- and L. (. P acerlt. inertia throat microphones, (A) 171 218Greig, J., post-greaituate enginetering, (D) 2435; training in radio

iadustry, (D) 1128te Greve. See De G,reveOrialo, M., aviationi and scientific research, 3132Grieg, D. D., iioiiltiplex broadcasting, 3040Griffln, D. A., trequciacs deviation reception, 3738- and L. C. Waller, aujdio-modulated detection, 2694, 3038Griffiths, A. E., pacver and directivity of KOTA, 1087Grignon, L. D., three-band variabl( equalizf r, 1170Grivet, P., u.h.f. tecionique, 3264awith H. Bruck, electrostatia electron nicroscope, 3706Grod8in8ki, P., Diamond Tols (B), 1824Gronner, A., foreces between electra ns in panillel mu)tton, 32Gross, E.E., coixial butterfly circuit, (A) 883, (A) 1208, 1797;

power pack, 2733Groeskopf, J., atad K 'Yogt, polarized radiation, (A) 1330Grove, D. J., awith others, electronics if masw spectrograph, 132Grover, T., and E. C. Kluender, merchant-ship radar, 3292

Greens, 0. O.,Jr, with H. Dudley, phosphors for visiblespeech, 3819ramel, B., transmitting equipment for merchant navy, 3806-and P. MNorel, nrine detection, S712Grummntt, o., with H. E. Burk, Major Instruments of Science and

their Applications to Chenistry (B), 1633Grilberg, G. A., coastal refraction, 2672; current in multielectrode

valves, 1109Guanella, G., impedance titatching in r.f circuits, 3200 ; technical

applications of filters, 873Guarra, J. J., tunable coaxial resoniators, 1482Gauar S., an(i I. Kikoin, temperature resistance relation for Hg, 1877Gudnard, P., e.s. focusing in veltecity-modulated valves, (C) 3475Guerbilsky, A., theiry of quadripoles, 3202Gu6rineuu, B., Monobloc s.w. transmitter, 3455Gggenheim, E. A., inaginetic energy, 1227Gunn, D. W., servicing f.m. receivers, 2889Gonn, R., W. C. Hall and G. D. Kinzer, precipitation-static problenis,1981- and J. P. Parker, h.v. characteristics of aircraft in flight, 2323

with others, electrificatioai of aircraft, 1993Gunning, W. F., with E. (G. Van Leeuwen, strain gauges, 2262Gunn-Runsell, C., oith others, portable precision amplifier-detector,

2644Gurevich (Gurewitsch), A. B., cavity oscillator circuits, 1483--and l'. C. Noble, stabilized d.c. high-voltage supply, 136'Gurevich, L. E., absorption of h.f. sound in nietals, 2448

and A. . Lebedinsky, mnagnetic tield of sunspots, 2890Gustin, W., oith others, Dynanuc Meteorology (B), 1624Guth, E., with H. M. janies, equations for elastic vibrations, 312

itUinger, P., nautual effect of two f.m. waves in limiters, 3

Gutton, C., electrolytic polishing, 2226Geosdover, G., h.f. currents in valves, (A) 2389

H

Bae, F., valve voltmeters, 38674Hadfeld, B. 1., feedback amplifier, (A) 1472, (A) 1496Hadley, P. T., A. W. Forsberg and D. Krauer, exciter-regulatir for

aircraft alternators, 3064Badok, C. P., 2-m crystal-controlled converter, 2296- and R. S. Hawkins, crystal-controlled 150-Me(s transmitter,

2780Smer,8. J., amplifier-gain formulae and measurements, 2841

dynamic characteristics of pentodes, 284, G., and T. Laurent, machine for summation of Fourier

series, 2957Rahbn, W., film sound-recording methods, 831alner, B K., G. W. King and P. C. Gross, microwave absorption

of water vapour, (A) 35M , D. G., interval timer, 3068

Bakle F KL gramophone bass compensation, 833, (C) 1762AW, . T.. i, Tiny Tim transceiver, 20ale,lN.EL,witi R.W. May, automaticposition controlmechanisins,

1874Hll,K D., with A. L. Quirk, a.c. nul I indicator, 672all J. A., photocelIwlector, 1697

BaW, T. W., Trans-Canada v.h.f. f.m. system, 191Balo, W. C., with others, precipitation-static problems, 1991BaIllinW,J.J, and N. Foot, receiver tuning system, 2297Bhllnan L. B., Jr with R. D. Hultgren, radar beacon, (A) 1628Ballows,R. W., Radar- Radiolocation Simaply Explained (B), 2202,

2916 ; television standards, 226Balnsbhaw, ., gamma radiography technique, 33Bapern, J., and others, microwave linear amcelerator, (A) 3788- with others, superconductivity of lead at A 3 cm, 3228Baley, H. J., repeaters for submarine telephony, (D) 640Baltee, W. S., fin, railway communication system, 235#, 27oBe,mernesh, B., with S. A. Korff, cosmic-ray radiosonde techniques,

29Hamiton, G. B., and T. Maiinan, voltage-regulated power supplies,

756,1076, 1688Bmifton, G. )L, dissolution of cable sheathing alloys, 2947Easner, D. B., testing paraboloid reflectors, 286RB tl, C. N.. resistance of compressed rocksalt, (A) 1587B[aneaa, B., h.v. l ines for carrier-current communication, 3417von 1andel, P., and K. Krager, Funknavigation in der Luftfahrt

(B), 68Barmem, E. L., Jr. reniote tuning for receivers, 1340BanpoI, L. Y., production tester for small capacitances, 124Banel, C. W., directive aerial, 290Bannell, C. W., diversitv system, (A) 168; pulse modulation,

(A) 739 ratio-controlled amplifier valve, (A) 1407Hanseo, G. B., with others, comparison of frequency-shift and

on-off keying, 2806MansD. 13., seIlsyns, 1702Ben, W. W., gain-bandwidth product in amplifiers, (C) 1468Iarang, L., annual variation of pritical frequencies, Tromso, 2571;

ionospheric echoes during 1945 eclipse at Tromso, 599;ionospheric scattering, 697BarMgrve, B. B., converter-receiver, 1682

Barri,C. KL, acoustic absorption of patch of material, 82Harei, E., remote control for rotating array, 3191Barris, B., Jr, frequency response of automatic control systenos,

Barns, L. D., a.c. naai'isolttage regulator, 1365Harris, W. A., anal R.K IDuan, converter tube develfpaaceua

(A) 1406Barrison, A.E., with E. L. Gsinzton, reflex klystrota oscillators, 1734,

(C) 2060-----with R. Maerchant, portabale 5300-Nfc as transmitter receivsr,

1100Berrinon, C.W., quartzcrystlal measurement, (A) 19Harrison, C. W., Jr, aerial arrays, symmetrical, 86S, 3-element

broadside, theory, 1774, unsymnmetrical, curri-tt distri-butiton, 853

Harrison, E. B., high-quality transfornaers. 201Bert, E. D., construction and operation of klystrons, 3474; radar

formerchant ships, 3612andW. Id. Ilkin, welding fine thermocouple wires, 16

uart, L. P., Jr, quality control of insulating varnises,12Nariridge, H., acoustics and flight of bats,2M, (D) 611haber,L. radio-frequency beating,l

and W. Wilson, moisture meter, 868 (A) SW MBuhler, A. D., with L. V. Whitney, photoelectric fish counter, 13laalrb er, E B., railway comnaunications, 39

b_ail, F., and F. Jeaks, electroforming, 16Ba}tings,A.-B., RC parallel-T network, 1466Bitbawy, C. K, strain gauge equipment, 34Hauck, V. D., J. R. Cosby and A.B. Dember, radiosonde, 22--R. E. Sturm and R. B. Colt, recorder-controller for tena

perature and humidity, 3371Hur, L., signal generator, 1606aUns, W., f.m. gramophone pickup, (A) 152

Hawkins, J. N1. A., with W. E. Garity, Fantasound multi-speakersystem, IHawkins. K S., with C. F. Hadlock, crystal-controlled 150-Mc,'stransmitter, 275

Hawkins,W. G., noise figures of receivers, 1I6Baworth, J. B., tapped inductor circuit, 01Ibhps, W. B., electronic comparator gauge, 231Eayas, B. B., integrating voltmeter, 15687Basnederof, B., infra-red varnish drying, 699Healy, C. P., radio equipment in tropics, 3502Hearnon, R. F. S., vibration frequency of wood plates, 1145.

(D) 3158Betih, F.,and A. L. Hetherington, Industrial Research and Develop-ment (B), 3134

Iector, L. G., proximnity fuse, 2667-and D. L. Woernley, permittivities of various gases, 1884Beden, N., ceaitury of telegraphy and telephony, 34Beidemann,E.,Grundlagen und Ergeboisse der Ultrasehallforschung

(B),WHeidenreich, R. D., with R. F. Boyer, imolecular weight of high

polymers, 381Beins, B., lhydrogen thyratrons, 3117Belning, IL A., (3d.), Quartz Crystals (B), 2951Neisler, M. P., with V. Paschkis, electrical analogy toa heat flow,

2429Hinner, D. A., ship-to-shore radiotelephone system, 1670Heftler, W., Elementary W'ave Mecharnics (B), 124Beld, F., with H. Stager, h.f. hardening of plastics, 1001, 369Ballmanno L K., acoustic-response curve tracer, 527Helt, 8., broadcast engincers conference, (A) 26Rendrson, F. E., German capacitor construction, 2723Hendron, S. T., with J. W. Strange, cathodo-luminescence, 3240Hendricks, W. C., AN/TPS-3 radar, 1636Hendrickson, G., dual-rocket aerials, 3189Henlkler, 0., and R. Otto, amplitude and phase anodulation, physic.al

basis, 3461aenneberger, T. C., exploring coils, 233

Kenney, K., Principles of Radio (B), 2446; see also K.H. underAnon.

Henry, D. S., s.h.f. iapedance measurements, 977Henry, E. A., drivers for class B amplifiers, 262Henyey, L. G., with others, interstellar origin of cosmic noise, 3271Herbert, G., hermetic sealing, 811 ; selenium reetifiers, 16Berbst, P. J., and others, teleran aircraft navigation, 1546EHergenrother, R. C., with It. I_ Freemani, high voltage d.c. power

supply, 1684Berlin, KL A., and S. C. Browia, u.h.f. gaseous discharge, (A) 8674Herold, E. W., lbridhge null indicator, 123 llocal-oscillator inter-

ference with television, 2303 superheterodyne con-version, 1985

Heron, K. M., with I>. A. Mlarchant, Post Office radar equipment,1640

Herrmann, D. B., oith J. Leutritz, Jr, tropical insulation of plastics,1662

Berrnleld, F. P., with J. G. Frayne, f.m. sound-film control track, m2aern, J., broadcasting station frequency measurement, 2246

Berahberger, W. D., nicrowave absorption in gases, (A) 133,3234, (A) 358 ; radio echoes from planets, 268A

-with J. E. Walter, microwave absorption in gases, (A) 3884with others, pulse altimeter, (A) 1528

Herwald, S. W., with others, electric al analogy for servoanechanisoas,1362

Hetheriugton, A. L., with F. Heath, Industrial Research andDevelopment (B), 3164

Hey, J S., solar noise, 1825S. J. P'arsons and J. A. Phillips, r.f. cosnaic-ray fluctuations,3399

-- J. W. Phillips and S. J. Parsons, cosmic noise at 64 talcs, 3270Baytow, S., signal shifter, 1720--with J. Gavin, home-made 112-1clcs receiver, 409Bibberd, R. G., television signal generator, 2255, S6, 2980Bkgkm, W. IL, with others, electronics of mass spectrograph, 182Hickernell, L. F., and C. J. Snyder, lead alloy for cable sheathing,

3647BEickmn, A. T., pulse width modulation, 1800Hickson, P., marine loudspeaking gear, 35Hidnert, P., and G. Dickson, properties of mica, 160Higgins, T. 3., tenaperature distributicn in transformer cores, 202---with H. P. Messinger, inductance of coaxial busbars, 2815Biggin, W. B. C., with W. C. Tinus, naval fire-control radar, 2581Bigben, J. B., high voltage a.r.o., (A) 1080Bill, A. G., with others, f.m. for physical measurements, (A) 3347Bill, C.G.A., characterisics of phosphors, (D) 104, 649; uniform

lunainescent materials, 1811B_ill,L. K, with others, silicene insulating materials, 98BilE R. D., potential of equal coaxial cylinders, 8178ill,W. R., Jr, current stabilizer, circuit analysis, 48Billiard, J. K., beanc power valves and triodes, for driving loud-

speakers, 1166, intermodulation tests, 2043; inter-niodulaticn tests of a.f. anplifiers, 2978

'with J. B. Lansing, two-way theatre Ioudspeaker, 6WBilliard, R. C., gas discharge tubes, 1729Hillier, J., electron ar icrosciapes, lens distortion, 3381, resolving

poi cr. 1947and K. F. Baker, resolutiaci of electrcn diffraction cameras,

1314-- and I. (. Ramberg, defects in electron microscope objec-

tives, (A) 33with others, Electron Optics and Electrcn Microscope (B),

196,228Binman, W. B., Jr, and C. Brunetti, radio proximity fuse design,3713

von lippel, A., J. H. Schulman and E. S. Rittner, electrolyticselenium photocell82034- and others, photo behaviour of thallous sulphide, (A) 368

Nleo J. A., D. J. Grove and W. l lickam, electronics of massspectrograph, 132

Bd, P. 8.. cable-splice detector, 140, 387Ho, T. L., and W. S. Lung, variation of light path with frequency,

Bedey, J. C., audio oscillators, 81691; hum elinination, 1476Bobbg, IL, Japanese nagnetrons, 23Bear, Lh, scientific method in engineering, 1408NDiman, B., tensors and equivalent circuits, (D) 1899NeWman,V. B, with J. Cramer, Radio Sound Effects (B), 1464vn Bweegen, J. I, impedance measurement at dm wavelengths,

1916elsinigton, V. F.. 420-Nc/s transinitter and receiver. 2757

Index to Abstracts and References 1946Holim,J. V.. S. McGrath and A. D. Cole, blind bombing radar,

216, 2wigaMon, A. N., growing single crystals from solution, (A) 1263Eloni, T. W. W., narrow band communication system, (A) 19

Bole, B., statistics in counter technique, 833

F., selection of engineering staff, 5505

Holwa, D., Canadian broadcasting policy, 1855Benow, P. L, R. P. Burrows and J. E. Keto, airborne radar

equipment, (A) 52

Boayuood, J. B., with others, colictr telesision,4f1, 452

Blmbe, J., G. E. Forsythe and W. Gustin, Dynamnic Meteorology(B), 1524

Holmlsck, J., crystal control in 21, 50 and 144 Mcjs bands, 472

Rolmes, L. C.. magnetic wire recording, (A)" ,(A) 1164H1olmeost, H. J., with S. L. Osborne, Technic of Electrotherapy

and its Physical and Physiological Basis (B), 1X21Bslmqiet, B., d.c. potentiometers, W2Holstin,T., h.f- gas discharge, (A) 1755; t.r. switch spike, theory,

(A) 851

L.. with D. W. Bloser, timer for aircraft de-icer, 794J.;, sea-wave measurement, 2S

lts, F., super turnstile aerial, (A)Iu,L A., single-sideband generator, M

o, P. K.,logarithmic frequency scale, 965; measurement oftransformer tums-ratio,

and W. E. Strohm, laboratory for basic electronics, 1416Homor, W. W., atmospheric conditions and aircraft radio, 5145-and J. P. Blom, military aircraft transmitter-receiver, H,SBeebe, B., measurement of grid primacy emission,Hlolo_ni, (G., tensions in hanging wires, 250ostM, . D., r.f. amplifier, 275MBlusk G., with R. L. Smith-Rose, u.hf. d.f. for radiosonde,

1564

Ho F. L., and R. C. Moody, outdoor sound propagation, 1iB_ose, D. L.,with H. L. Andrews, colorimeterforblood analysis,

687

Seon, F., and others, cm-wave dielectric measurements, M,(A) 1915

Bner, W. F., and F. R. Koppa, tropical treatrnent of militaryequipment, 511

Horton, H. L., electronic control, machine tools, 2259, resistancewelding, 5258; electronic measurement of physicalproperties, 2265; rf. heating in engineering, 22t9

Horeth, W. J., with H. P. Iskenderian, heating of multiconductorcables, 1767

Burwood, H., imnpedance calculations, 2828IIne_s, K., hard magnetic materials, 2607Houghton, R. W., 50-Mets frequency eonverter, 2693

Ualddis, 1. B., with others, u.h.f. radio measurements, 1914, (A)

HIoutoom, R. A., and A. F. Howatson, selenium barier-layerphotcrells,214

Howard, W. A., portable video pickup equipment, 5502

Howabon, A. F., with R. A. Houstoun, selenium barher-laverphotocells, 214

Bowe, 0. W. O.See G.W.O.H. under Anon.Ilowu, D. B., high-impedance pulse voltmeter, 376

Boyler, C. H., with others, r.f. drying of penicillin,Hubbell, IL, Television Programming and Production (B), 7865,

1713 ; television studios, 1706R d, J. H., fire and police radio, 1678Huber, J., television signal distortion in valve circuits, 901, 3225Hudgins, C. V., with others, frequency characteristics for heating

aids, (A) 3538

Huson, P. K., graphical solution of series circuits, 1788Hudson, R. O3., Electronics (B), 25ispeth, H. h, waveguide as particle accelerator, 5759

HbUges, D. B., band-spread tuners, 1803; broadcast receivercircuits, (A) 2856

Hugbes, H. A.,number of observations for given accuracy, 35NuB,A. W., research and the commnunity, 254ulstede, (. E., and others, u.h.f. receivers, (A) 1649HeDt D., and L B. Hallman, Jr, radar beacon, (A) 152

Huniby, S. R., Electricity and Magnetism for Students (B), 2556Ruusireys, 0. W., with others, radiant and h.f. heating, 146, (A)

995, (D) 2268uimspris, E. D., and A. W. Stannett, dipole theory of dielectrics,

585But, 0. J., radio reference library,

ut,lJ. W., science librarianship, 8488Huif, L. B., and H. G. Taylor, electrical contact springs, (D) 3061

Bunter, D., automatic programme fader, 65bHner, L. P., with others, probe error in waveguide standing-wave

detectors, 951muter, P. H., cathode biased amplifiers, 566; electronic micro-

meters, 866 phase sensitive a.c. bridge detector,HAuntr, T. A., periieaility-tuned oscillators, 103Hun6to, D., and B. J. Miller, proximity zuse, 654

Hubeusb, A. ,, gas pressure control in discharge tubes, 88D6Biteasu, T. IL, and J. Reekie, magnetic susceptibility nmeasure-

ment, 366

LHoter,H 0. H.,electrostaticelectronlens, analysis, 1008, satisfyingNewton's inage relation, 1004

blun, G., quadruple-beam c,r.o., S23,8772In_m ., recent valve developments, 247lntitt of Radi Hugin, proposed R.M.A. standards, 2.;

radio progress during 1945, 5100; winter technical

meeting, abstracts of papers, 1481, 1445, 14, 1 ,

15 1686 169 16. 1700, 176 171 1780,1771,2, ,

utltut sof lgln,ee,engneers' education and training,1125

Isaa, L.HB, theatre television, (A) S067soosbgu, Bibliography on Industrial Radiology (B), 1.7

H. P., and W. J. Horvath, heating of multictductorcables, 1767

nu Itrlbe, A., and L. De Greve, resistivity of thin Ni film, 5,8305

lvrs,J., CAA Alaskan diversity receiving system, 160, S002Iva, Lorentz transformation derivation, 1217

JJekon, C. Z., airborne teletype communication system, 1864;

booster amplifier, 3550J _,J. 5., parasitic oscillations in transmitters, 1714Jo , ., High Frequency Transmission Lines (B), 29; post-

graduate engineering, (D)- and J. A. Forsyth, polythene as h.f. dielectric, (D) 38,

(A) 2222

-and W. Reddish, high permittivity crystalline aggregates,- with others, cm-wave dielectric measurements, 966, (A' 191obeeyer, V. P., photoelectriceffect of films, (A) 1504

Joeo, .L., electronic counter, 2147JacueAt,P. ,,electrolyticpolishing of Al and alloys, 64Joderbolm, W.,iron powder cores and coils, 1081J Jgr,J. C., diffusion in ionosphere, 596; switching problemsanda instantaneous im-pulIses,- 3660bJbe, D. L., i.f. amplifier stability factors, 252; mains frequency

doubler, 231; tone control circuit, 1700Ide, HL,piezoelectric figuresof merit, )A13

Jgg, P., telemetering of measurements,Jahnke, H., and F. Emde, Tables of Functions with Formulae

snd Curves)3), 225WJames, L. 0., with V. J . Francis, signal and noise rectificatio,--with R. F. Proctor, r.f. capacitance and conductance brkige,

676, (A) 15

with others, noise f actor of amoplifiers, 1191, 1471

James, N. HL, and E. Guth, equatioas for ecAstiC ibrations, 312Jamieson, H. W., and J. R. Whinnery, power amplifiers witll disk-

seal valves, 2855Jarvts, G. A., positive ions from thoriated tungsten, (A) 3406Jay, A., f.t. frequency allocation, 763Jefferoon, H., preferred numbers and filter design, 299, 871, (D}

250 2596Jefery, C. N., analysis of cathodefollowser, (A) 565

Jeloek, Z., thermostat theory, 159Jeskns, H. G., fluorescentlamps, 517Jenks, F., with F. Hassell,electroforming, 1563Jeaks, F. A., :ticrowave techniques, 185Jeny r., transmnitting valves, production. M421Jem, C., and R. A. Arnett, airborne radar in peacetime,2560

with R. A. Arsett, navigation and obstacle-detection radar,(A) 1847

ana JejesoDd, IH. K., telephone amplifier, 1476Jers,eit, 0.Wt., protective coatings on metal,JY(I,Ai L.,h.f. heating formouldingplastics, 4; silcones,SWJetay, L. C., olour television, (D) 73014b, L.,operational cualculus,SWJloe, I, with M. Apstein, LC circuit for 140-460 Mcls oscillator,

1484Jobanaoso, O.K., a-id J. J. Torok, silicones for water-repellent

surfaces, 2214Jolnson, D. C., reduction of galvanometer tine constant,Johnon, N. K., ineteorologicalmethods, 258; wind measurements

at 30km height, 919Jdolon,P., transinitterremote control,2W8Jo_eon, R. .,interferenice in f.m. receivers, 175Jobmos, S. W., with R. 0. Drew, sound recording tests on colour

film, 265Johnson, V. A., and K. Lark-Horovitz, thermoelectric power in

germanium, 2216-R. N. Smith and H. J. Yearian, d.c. characteristics of crystal

rectifiers, (A) 3680with K. Lark-Horovitz, resistivity in germanium alloys, 2216

Joan,A. A., heterodyne frequency meter, 2974Jana,C. .,slotted tubularaerial,2523Joues,r. C., crossover filters for dualloudspeakers, 14386; parallel-

tube fidelity amplifier, 2, 2464

Jones,'?. H., Oboe, 154

Jones, P. Ll,woll, spark discharge, and electrode evaporation,8436, stepped brmkdown, 2870, tungsten oxide films, 1856

Jlones, K. I., and D. A. Bell, u.h.f. and post-war broadcasting, 424Joaes, L. F., with others, teleran aircraft navigation, 16Jon, P. L. F., and A. J. Gale, supersonic velocity in water, 244

Jone, Ht. Clk, dielectric ellipsoid in inhomogeneous field, (C)907; driving-point impedance of an infinite solid plate,2114

Jones, W. J., microwave wavemeters, 1595Jonker, J. L. H., current to positive grid in valves, 2057- and B. D. H. Tellegen, current to positive grid in valves, 2087

Jordan, E. C., with others, model aircraft aerial measurements,(A) 1448

Josephs, R. J., Heaviside's Electric Circuit Theory (B), 25

IoLguet,H., curved waveguides, 2469Joyee, L. S., thyratron visual tuning indicator, 2548JoyCe,H. C, tropic-proof components in Malaya, 426Hupe,J. ., electronic crack detector, 134 ; moisture meter, 2653;

radar buoy, 3615

K

KBan, T., cavity resonators, semi-transparent, 179, thermo-dynamics, 221

Kshn, L., with N. Lazareff, obtaining high pressures at low tem-peratures, 2U50

Kshn I. B., and S. L. Sack, f.m. transmaitter, 2064Kaiser, H. F., and E. C. Greanias, synchro-betatron, 3786Kal.abhov, ]N., photoconductivity of alkali-halide crystals, 1.17Kllson, H. H., noolinear circuit element applications, 3SaluU, H. P., gramophone pickup, 11J circuit, 2795

Kemmer, W.W., lf. signalreference for strain recording, 1479Kandolan. A. G., coaxial-fed loop aerials, 2481; f.m. broadcast

loops, (A) 2143; u.h.f. aerials, 1150, 2524with others, aircraft uh.f. course indicator, 9g

Kapteof (Kapotw), W.A., corona discharge and mobility of negativeions, (A) 1814; negative ions in strong electric field, 8578

Kaevi, V. V. See KazakevichKasr, E., and J. De Cicco, Laplace equation transformation, 80Katz, L., with C. J. Marshall, television equipment for guided

missiles, 273Katlu HL, and R. W. Bauchman, u.s.w. propagation in low level

ducts, (A) 163SKaufman, H., lunar radar, 2127

A. B., aircraft transmitter, 1717; miniature 'phonetransmitter, 5454

- and E. N. Kaufman, carbon gramophone pickup, 3161Kaufman, H. N., with A. B. Kaufman, carbon gramophone pickup,

8161

Kooks, J. IL, velocity modulation, 2311Kapi, T. A., and G. L. Moses, silicone insulating materials, 99KIsakevich (taeskevfto), V. V., integration of van der Pol's

equation, 2634; oscillatory systems with one degree offreedom, 3280

TE, S., and L. D. Smullin, t.r. switches, (A) 8514KeBna, P. C., with others, interstellar origin of cosmic noise, 32mKees,A. A., recording in aircraft, 2805Kl, D., and G. C. Sziklai, image orthicon camera, 2574Klehe, . J., pulse-modulated radio relay equipment, 28

. H. feeder impedance calculation,SWMbR,X. 0.,and E. T. S.Walton,spark-generatedcmawaves,

J. BL B., with others, microwave absorption in watervapout, (A) 3719

Kelvin, W, field of unbalanced dipole, 2822Kemp, I., anomalous attenuation in waveguides, 2818, (C) 50

KemPur, S., recordgraph embossing recorder, S24Kemnolnen, O.,with M.Newman, h.v.installation forlightning

investigations, 2a3n-l,D. 0., Planck'sradiation formula, 2865

Kendell,B. .L,receiverloop aerial design factors,Knyon, W., loran, principles, 124; network design with

electrolytic tanks, 1470Rern,HI .,with S. B.Williams, stress measurement, (A) 1635Kerr, R., with R. M. Angles, corrosion resistance of Sn-Zn alloys,

Kerot, D. W., betatron, historical development, 1088; particleacceleration, (D) 2056

- with others, removal of electron beam from betatron,Ksenikl, V. N., absorption and reflection coefficient of ionosphere,

*014Ksder, L,with others, mobile television equipment, 460Km,e J. .IL, with others, airborne radar equipment, (A) 1528Khsrbauda, S. H.,with others, televisionsound on vision carrier,

3091

Kbllebu, 211.51.,complex photocathodes, (A) 1819,3780and A.E. Melamid, photocells with Sb-Cs cathodes, (A) 261.

r, A. S., with C. Brunetti, printed electronic circuits, 1887Kostiko, LA., with others, polarization and ionization at half-

light, 1641KisC, 5.C., with others, relative nature of electromagnetic radia-

tion, am56rikin, ",.with S. Gubar, temperature/resistance relationfor Hg,

Kilgore, H. I., science and the government, 1409Kimball, 0. B., thermodynamics of relaxation processes, (A) 57

KimblM,HB. IL, with W. C. Miller, sound rerecording equipment, 29Kinert, L. 0., naval warfare comunication, (A) 1e,ss.King, A. L, ionization gaugeregulator, 589-with others. cavity magnAetrons, 27

King, A. P., with S. D. Robertson, u.s.w. propagation in rain,(A)1 1972

King, D. D., aeriaiimpedance measurenment,(A) 36King, Q. L, a.f. amplifier, 537; v.f. oscillator, 28King, G.W., with others, microwave absorption of water vapour,

(A) 3236King, J., receivers, hum reduction, 301, output stages, 732.servicing, 1994

R. B. Temple and H. W. Thompson, c.r. recording of infra-redspectra, 5374

King, P., with others, paint-thickness meter, 22King, P. G. R., skiatron in radar display,King, R., Hallif's integral equation for aerials, (D) 2l1and D. Middleton, cylindrical aerials, current and impedanc,

1453, (C) 3547with D. Middleton, cylindrical aerials, compariso of theocies,1771King, H. W. P., Electromagnetic Engineering (B), 113H. R. Mimno and A. H. Wing, Transmission Lines, Antennasand WVave Guides (B), O

WKingW. W., 114-Mcis crystal control, S7KOulake, H., photographic lens types,JOHOmer, 0.30., and J. W. McGee, precipitation-static interferencereduction,

with others, precipitation-static probleins, I1R, H. J., coil-neutralized v-h-f. amplifier, 89W

Kirk, J. with S. Pakswer, colour temperature measurement,Kirle, L.,frequency modulation, B.B.C. field trials,375lR, A., and M. Kline, transverse electric modes in coaxial

cavities, 8Kirsm, 11. S., with others, electrical analogy for servo-

mechanisms, 1.3nL L, electron microscope and ceramic structure,

KIt , 0., tow distortion diode detector, (D)1noKiAL, S., U.H.F. Radio Simplified (B), 1145

,L., with H. Moth, computation of electron optical sysktos,KlaPI*h,JLJ.,with W. J. Polydoroff, iroadustcore pemneabllity,Kalald, B., gas discharge calculation, 1512Kleinbwer, C., couplinBg method for dielectric heating, 69Kitne, IL. with R. A. Kirkmian, transverse electric modes in coxialcavities, 856Klip¢h P. W.' two-horn woofer-tweeter loudspeaker, 23,1487enr. C., with T. Grover, merchant-ship radar,

W., with others, midget earphoes, (OA) 84Kniht, H., and H. Storek, selective pulse system,Kntp,J. K., theery of diode, (A)S369Knowles. D0.3D., survey of electronic applications5, 152Knowles, . L., atmospherics di., (A)Knoles,H war-timae acoustic developments, (A)KbowesX.N.tow ditortion diode detector, 1368, (D)(55Knudsen, V. O., sound propagation in atmosphere,Koc, A. H., and G. H. Floyd, transceivers and aerials for 13 cm,

275Kook, W. Z., metal lens aerials, (A) 1448, 0

Koenig, W., H. K. Dunn and L. Y. Lacy, sound spectrgraph, 357Kolin, AL. current measurement with mer¢ury manometer, 975Holls, IL, with others, tropical moisture and fungi, 1676Koler,R., vacuum switch, (A) 253Hcmponeys,A., absorption of light by plasma, 2WKow, (.A., and'H. C. Green, phonetic principles of visible speech,8518Koppg, P. H., with W. F. Homrer, tropical treatment of militaryequipment, 1i9Bak, A., electrochemical processes, (A) 67

K1f, S. A., Electron and Nuclear Counters (B), 506; triodeparticle counLters, (A) 186

and B. Hamermesh, cosmic-ray radiosonde techuiques, SKXrmaova, HR., photoelectric electron multiplier, (A) SW3Korne, O., playback loss in gramophone records, I

r, V., with others, paranagnetic absorption, 3WKbitkk H. Alignment Charts: Construction and Use (155,2Kraw A. W., Elementary Engineering Electronic (B), anKamer, B., and F. Stolte, propagation velocity meaurmet in

cables, 277Hlsrt, W., and H. Raether, cold working of metals,Kamhklnu P., supersonic absorption measuremet inFgssesKraeslltv, V., pund propagation in turbulent atmosplere,X412esin A. K., electric breakdown of solid dieleetrics,

er, 0., with others, exciter-regulator for aircraft alterator,5064

Kmas, J. D., with others, v.hf.aerials and idf. systems, (Al144}Kraus, EL L., aerial radiation pattern calculation,Heaveta, T., Fresnel reflection formulae, (A) 1WHrelheisor, K1, and R. Belin, radiosonde recording of potential

gradients,KCreiser, C., polyethylene spacem for oaxial cables, 2BKr1mr, N.HB., pulse modulatioa, (D) 8064

K.u ., and A. B. Bhatia, resistance ofliquid alkali metals,Keen, tenSOrs and equivalent circuits, M188Kmueberg, IL H., television if. amplifiers,

N. IL, flexible coaxial cables, 1768r, K., with P. von Handel, Funkoavigation in der Luftiahrt

(B), 528Krushel,L, phosphors in television, 7,178Kubtk, h,, secondary emission photocell, (A)Hs, HI.. with H. G. East, bellows manometer, SWHuher, H., and A. M. Gratzmuller, reflection klystrons, 2776Hus J..y selective calling system,Kuuit, with R. Suhrmann, secondary ecinnionfrom thin metal

films,

LLabmdt,I., transmitting stations for policeand fire,OnLeemse, J., measurement of small capacltsnces, Slaek, D., and G. C Varley, radar echoes from birds,1Iy, L. Y., with others, sound spectrograph, 817hey, H. Z, microwave relay for armycounication, (A) 16Less, L., Europeanradio industry, 3158; plastic inradio, goLu1s,A. W., nverted speech, 1sJefrty, H. B., correction for voltmeter loading, S; phaoe-shifter nomograph, 815LJ,g, H. L,plating quartz crystals,27

x,& J., coaxial lnestub, 2133 (A) 5175-with others, cm-wave dielectricmeasurements, 966 (A)Lmbert,K. J, nxer potentiometer, 7lonoont N.H.L.,with others, u.h.f. radio measurements, 1314,(A) 206mLoIms T. C,large-sore television, 462

eod, O.,fault detection in cables,BaH. L,moblo 2-18Mcls long-range radloteletype, SW7

La eauL., oergyloes of particles by oinztite, 3177-with Ya. Zel'dovich, iqid andgaseous metals,SWLI_dm A,,asymmetrical butterfly circuit,LadrLg, I.V, with others, mobile televisionwequipimet, 460

pstals,156r,La}L,.S8.,aldC H. Sawyer, sonar, 1780I_nln,1.duplexloudspeaker,3.6 publicaddremouspeake,

-a dm K. Hfliard, two-way theatre loudspeker, anlI_li. . with otats,removal of electon beaumfom beta4t,

a.H. W..cosmic rays origin,A. Johnson, resity in germanium

2516AW;- ll ys msandothrs,olectcalpropeetie of gowesnnigmalloys2,ith V. A. Joun, thermoebectoi powr gemnium,

7

8with R. M. Whaley, effect of atmosphere on Ge rectifiers

(A) 363Larsen, F. J., supersoic radar trainer,282Larsen, HJ, and L. L. Merrill,capacitance-coupled i.f. axplifies,

(A) 1463I4ast, ., blocking oscillator as tirer, 62; restorer-circuit operation,

67Latham, ., A. H. King and L. Rushforth, cavity Dagnetrons,

278Linitf, W. J., Fourier series for pIse forms, U6Laurent, A., testing in valve manufacture, 3482- with others, transmitter valves, 490, M.0Lauent, C. X., hypso-wattmeter, 3681Laurent, T., with C;. ligg, machine for sumomation of Fourier seres,

267Laver, P. J. IL, with C F. Booth, frequency standard and applica-

tions, 273Larw, R. B., with others, image orthicon, (A) 1704, 3086Lawrence, A. B.C,,future of scientific films, 389Lawson, A. W., B. Good-san and L. I. Schiff, h.f. rectificaticn

efficiency of crystal detectors, (A) 8636Lawson, D. L, television multipath interference, (A) 788, videostaic

system, 49, 2062- A. V. Lord and S. R. Kharbanda, television sound on vision

carrier, 361>Lawson, J. L., with A. M. Stone, double-tuned circuits, 2162Lazaref, B., and L. Kahn, obtaining high pressure at low tempera-

tures, 2596Lea. N., stability of LC oscillators, 669, 223, (D) 2850Lebedinsky, A. L, with L. E. Gurevich, magnetic field of sunspots,

2690La Elan, L., comparison of uninodulated light fiuxes, 1088Leblanc, M., with G. Ribaud, form factor of induction ovens, 2270Lebourg, ., with others, mine detector, 1326Lechne, AL: aids to production, 1137Lee, (. W., with others, pulse altimeter1 (A) 1626lecuir, B., with F. Violet, ceramics techmsque, 3327Ledbetter, J. B., broadcast studio acoustics, 2119Leaft, H. A, h.f. crystal diodes, 2077Lee, A., and D. K. C. MacDonald, extension of Th6venin's theorem,

37Lee C, C., Waves and Wave Action, bibliography (B), 7131,3. IL, microwave oscillograph, (A) 1676,1092Lee, B., stereophonsound recording system, 2126lee, J. HL, f.m. handie-talkie,1716 ; f.m. radiorelay,748; thermo-

electric generator for portable equipment, 2734; voIce-controlled tape recorder, 637

Lefor, N., 100 W28 Mlcfs transmitter, 2377Leg, V. B., optimum air-gap in iron-cored chokes, 763, D) 23LIhany, F. J., and K. G. Dean, crystal filter theory, (A) 166Lehmano, G, dimensional analysis for u.h.f. triodes, 3621Leitner, R. (G., magnetic gramophone pickup, 116LeXieux,A F., and W. W. Beeman, X-ray tube current and voltage

stabilization, 2330Lem.ert,L E., and R. Feldt, high-voltage c.r. tube, 3123- with P. S. Christaldi, c.r. tube selection and power supply, 775Lenbard, A., stability of feedback amplifiers, 667Leontovich, IL A., e.m. wave propagation, theory, 3609

and M. L. Levin, excitation of vibrators in aerials, 225LePuge, W. HL, ladder network termination, 3639Leslie, N., mine detectors, 330Lester, J. IL, pulse-delay network, design, 1786Leutrits, J., Jr, and D. B. Herrmann, tropical insulation of plastics,

1662Laeorens, H. W., phosphor escitation, (A) 361Levin, IL L., with M. A. Leontovich, excitation of vibrators in

aerials, 2626Levinson, N., and T. T. Goldsmith, Vitasound sound film repro.

duction, 3Leavutein, H., with others, electron microscope shadow-casting

unit, 1007Levinta, B C., cascade amplifierklystrons, (A) 1730Ievy, H. and E. E. Preidel, Elementary Statistics (B), 3340Lavy IL, power pulse generator, 2761; valve voltmeter with stable

zero adjustment, 97Lev, H. M., Fourier series, 8661Law, 6 K., Cathode-Ray Tube Handbook (B), 236; crystal-

controlled f.m., 479, 276Lawis, I., flux valve aero compass, 663Lawis, T., point electron theory, UN9lais,W.,Thin Films and Surfaces (B), 2960lIckider, J. C. IL, speech intelligibility and amplitude distortion,

(A) 3624LIebmaun, G., amplifier valve characteristics, 2406, (A) 84;-

image formation in cr. tubes, (D) 846; ion buon in cr.tubes, 26, 8894

Liebser, A., audio chanalyst, 988liAder, N. G., with R. I_ Sproull, resonant-cavity measurements,

2240Lindbard, J., free electrons in static field, 3342Lineb"ek, HL, writing cr. tube, 1706Link, J. C., with E. L. Luke, enemy radio and radar equipment,

(A) 16528l Lston,H. D., and others, contact-modulated d.c amplifier, 26itit, 8., resistance measurements, 129Ld.le, T. A., with W. E. Curtis, stereo.episcope, 604Lttlebn, H. C., heat dissipation from instroment casigs, 1416Ljungberg, J., rural line repeater, 3046Lber, C. F., wide-range test oscillator, 2166Loeb, L. B., mechanism of static electrification, 908Ln, H. A. fireballs, 28L H{. y., with others, spectral intensity measurements, 2674Los, A. G., X-ray tube manufacture, 216Log, T. H., eddy-current resistauce of multilayer coils, 764; wire

recorder head, (A) 1734, 2127and G. D. McMullen, B-H curve tracer, (A) 2014,2247

Tonadale, K., rtsearch at Davy Faraday Lab., 1373LoOeer, C., with others, power loss in e.m. screens, 1077Lord, A. V., with others, television sound on vision carrier, 3091Lord, IL P., and A. L. G. Rees, phosphors, decay characteristics,

254, ZnS with periodic excitation, 29Love, D. P. See Loye, D.P.Ltvell, C. A., with others, tone synthesis, (A) 8513Lovell, W. V., a.c. electromagnet for non-magnetic substances,

IA) 23Lowry, HL V., matrix theory of networks, 60Loye (loe), D. P., and R. L. Morgan, absorption measurement of

acoustic materials,2117Lti, L. Y., with others, cosmic radiation, asymmetry and absorption,

3274Lubke, E. R., television technique of Don Lee Broadcasting System,

464,465Lubkin, 8I, bimodal oscillator, 1485lucantonio, F., a.f. relay dialling systems, 3793Luebsinger, W., curve fitting, 3328Luck. D. G. C., omnidirectional radio-range system, 2200; shielded-

U Adcock d.f., (A) 1861Ludman. W. W., time-base calibration, 128Luke, E. L., and J. C. Link, enemy radio and radar equipment, (A)

Lukianov, &, secondary emission of solid bodies, (A) 2074Lukirski. P. L, electron emission from metals, 3381; field-emissioni--of eleJctrons,-(A) 1952lukoshkov, V., electrostatic properties of valve grids, (A) 2397lundburg, F. J., with others, aircraft u.h.f. course indicator, 932Lunitrom, 0. C., with T. Moreno, microwase power measurement,

(A) 1576Lung, W. S., with T. L. Ho, variation of li,ght path with frequency,

3231Lunt, A. P., insulated wire and cables, 2604Lyman, B. T., u.h.f. television receivers, (A) 1649Lyon, J. T., with others, r.f. resistance of iron wire and permatloy

strip, 1266Lynn, L. B., and 0. H. WVinn, marine radar for peacetime use,

(A) 1847, 2578

Part lI-PROCEEDINGS OF THE IREM

Ma,S. T.,Fourier transforus, 588MtAvoy, D.F., r.f. voltoscter probe, 1591BcCaig, I.,with A. Duperier, cosmicrais aint suis potactivity, 2887McCallum, C. C., triode-connected tetrodes and pentodes, 2086McCann, G. D., S. W. Herwaild andi{. S. Kirschbauni, electrical

inalogy for servourechariistis, 1382x,.th F. I,"tiidrews, lightning protection of h.t Ilines, 760,

(D) 2334MIacColl,L. A., Fuidaienitl [heory of Servsonechaisess (B), 1376McComb8,R. K., and IF C. Wal7, pulIsegienertor,(A) 1486McConnell,J., tiegatise protons, (A) 3571McCool,W. A., automo tic control frlocked niultivibrators, 474Mcormicik, E. M.,smol oscilloscope, 1079McCready,L.L., with others, solar noise, 1823Macdiarmid, L F., and H. J. Orcharid, transmissioniiie formulae,

2476MatDonald, D. K. C., -ith R< lFirth, Shot effect, in diodes, 3126,

statistical analysis, 3411with A. Lee, extension of I Soveniii's theorem, 37

McEachron, K. B., Jr, with others, curricula of U.S. engineeringcolleges, 1124

McGee, J. W., with (S. I). Kinzer, precipitation-static intcerfrencereduction, 2322

Maegeorge, W. D., electronic switches, 2025McGrath, 8., with others, Wllindbombing radar, 2196,2679Macherey, C., saturation ctirrents in thermionic emission, 796MacIlvain, K.M., air traffic control recording, 2126Melntosh, L.R., with others, h.v- electrostatic generator, (A) 3777McKay, H. A.CV., radar echoes froni birds, 333McKenzie, A. A.,loran,926,1631Nackenafe, 3. K., isolating pads, 298Hackeown, 8. S., and J. W. Miles, waveguicle theory,30cKi;nley, D. W. R., detection of submerged submarines, 1241

MoKisley,R. B., with L. D. Madsen, low-voltage cables,841MelacLlan, N. W., computation of Mathieuequation solution,1277;

heat conduction and inductance inellipticalcylinder, 3670HacLaren,F. B., A.A. gunfire control, (A) 1628MeLsrn, E. S., H. Oster, H. Kolin and A. Neumann, tropical

moisture and fungi, 1876McLean,F. C., and F. D. Bolt, transmission lines for broadcasting,

281 2139, (A)8180McLean, HL N., preferred numbers and filter design, 299McMillan, E. M., particle acceleration in synchrotron, 439, 440,

(D) 2036, (D) 2038aeMilnan, P. L., with others, electron capture and t.r. switch

recovery, (A) 8818HeMullan, D., single-sweep timebase, 571, 886, (A) 2162MeHlleln, (l D., with T. H. Long, B-H curve tracer, (A) 2014,2247McNall,J. W., H. C. Steele, Jr, and C. L. Shackelford, secondary-

emission cathodes for maguetrons, (A) 1730eNicol, A. 8., radio receiver specifications, 173

MePetrie, J. 6, L. H. Ford and J. A. Saxton, half-wave aerial withV reflector, (A) 201, (A) 3190

and J, A. Saxton, electrical properties of soil at A 2 and 5m,(A) 711, (A) 1022; linear aerials, 1450

M Peron, El.G., with L. I.. Winter, operation of graphit6 anodes,11081

MoQuay, 3., cavity wavemeter, 1396; clamping circuits, 250;limiting circuits, 1802; pulse-forming circuits, 2161;radar, display systems, 330, elements, 930, 1I36; videoamplification, 3696

Haddock,A J., dielectric heating,3377, charts, (C) 569; thyratromnsin radio engineering, 20M

Hadella. B., two-phase RC oscillator, 3218Hadaso, C., with G. A. Caldwell,electronic engineering fipplicatioms,

2276Madsen, C. J., with R. M. Baker, h.f. heating of conductors and

no-conductors, 146Haden, L. D., and R. B. McKinley,low-voltage cables,34Hap,F. A. P., valve relay circuits, 2722Hagnan, C., P. Chansori and A. Ertaud, proton nicroscope, 28M&hbafy, F J., meteorology and electrical engineering, 56Mabanti,P, C., M. K. Mukherjee and P. B. Roy, propertiesof Indian

mica, 28MHibaner, A. E., with C. S. Myers, polyethylene, (A) 2130Haiba, B. K., Drude's second method, 2823Msier, K., errors in rectifier moving coil instruments, 3350Mlaisr, E.H., humidity recording, 6372Mar,. J., dielectric heating survey, 149Maiman, T., with G. t. Hamilton, voltage-regulated power supplies,

76, 1078,168HIaov, S. A., directive acoustic and radio radiators, 867Malcolm,J. L., piezoelectric physiological recording, 2985Hailing, L. R., electronic wattmeter, 680Main, F. S., syntbetic rubber vulcanization, 2221

m K. G., magnetic field and cosmic radiation, 322aisnenist, K. (., H. Norinder and W. Stoffregen, photographic

timing, 3363Maloff, N., field radiated from open waveguide, 2468; h.f. con-

ductivity of salt solution, 2649Hafnle, A. Z., soldering with tin-lead alloys, 2944Hanheter,E.,Ioran, 36Mandel,P., 1015-line television system, 2741Handaislain, L. I., and N. D. Papalexi, propagation experiments by

interference method, 1638Manildi, J. F., multiple magnetic circuits, 752Manley, R. G., Waveform Analysis (B), 986Manley, R. J., vibration analysis, 3142Hlan,. E. R., with others, magnetic testing of ferromagnetic metals,

2644Manuele, J., and C. Goffman, quality control, 603, (D) 24

with C. Goffman, preparation of specifications, 3146Harbker, H. E., silicone coating for resistors, (A) 2215Mzrecand,N., f .m-, frequency control methods, 3106, fundamentals,

1675. interference, 194, modulators, 208, 28, phasemodulation conversion, 2767, transmitter, 342, usingph.m., 2786

Hsrebant,P. A., and K. M. Heron, Post Office radarequipment, O0Harbbanks, BI. J., coreless induction furnaces, (A) 1937

arehetti 3. W., with H. A. Zahl, early warning radar, 1249,1563Mgrcum, 3., accelerated electrons in a.c. field, 1394Marcus, K. E., valve colour code, 246, 484HeM, N. T., parallel circuits in servomechanisms, 3763Hargenau, N., h.f. conduction and dispersion of ionized gases, 3246HargeYilon, T. A., and W. Sucksmith, magnetic potentiometer for

B-H curves, 3349Marion Electric Instrument Co., fluxmeter, 1287Mariqte, J., 500 kc/s ship aerial radiation patterns, 2071Markus, J., economics of electronics, 1619 ; electronic heating of

wood, 364and V. Zeluff, Electronics for Engineers (B), 1421with N. M. Cooke, Electronics Dictionary (B), 1741with V. Zeluff, electricity and electronics developments, 613

Maron, W., crystal-tuned f.m. receivers, 169; v.h.f. power measure-ment, 118

Marshall,C. H., photoelectric slreetlightiog control,37Marshall, C. J., and L. Katz, television equipment for guided

missiles, 2739Marshall, F., phosphorescence decay of X-ray screens, (A) 3S02lMrh}li F. B., with others, probe error in waveguide standing-wave

detectors, 981Harshall,3., all-purpose receiver, 407Martin, D. W., magnetic throat microphones, (A) 3Wmarton, C., and S. Sass, bibliography of electron microscopy, 1666

.with others, stability of specimens in electron microscopy, 38Marion, L., N. N. Das Gupta and C. Marton, stability of specimens

in electron microscopy, 3386Harvin, N. B., with others, development in design engineering,

2696, materials, 1558Har,? H., polarized light and photoelectric falling-off effect, 8232Mdacsi, A., carrier-current transmission, history, (A), 762DMaOn, W. P., KDP and ADP crystals, (A) 1268501.320.96

Massa, E. A., 1. Pag.vielli and F. A. Best, Jr, radar for aircraftfire-control, (A) 1528

Massa,F., eaicrophoiiesfor sound pressureimeasureuent, 2469Massachusetts Institute of Technology, Radiation Laboratory

Technical Series (B), 1W4Massoneau,R. F., counter circuit, (A)l19der Mateosian, K., and H. Friedmuan, orgmicu vapours for self-

quenched C-.M counters, (A) 3762Mathematical Tables Project, Table of Arn Sin X (B), 1676; Tables

of Associated Lege-ndre F-unctions (B), 1279

Mathes, K. N.,witli B. It. ThoniptO,, insulalion corrosior in tropics,256

Matras, J. broadcasting as cultural mediurn, 3504Matricon, M., continiuously evacuated transmsitting valves, 3482;

frequency modul.stion, 3419and J. Chantereau, transmitter valse nianufacturing technique,

3482and ot5lers, tresnsnuitter salves, 490, 1110

Matschinaky,M. W., arrangement of several loudspeakers, 269Matthews,A. C., fidelity of sound reproduction,528Matthias,B., with I' Scherrer, piezoelectric crystalsinwave filters,

3198-with others, wide-band crystal filters, 579Maurer,R.J., electrical properties of semiconductors, 345Mautner, L., input impedance chart for lossless transmission lines,

2477Haxwell, E., with others, superconductivity of lead at A 3cm,3268Hay, A., with G. H. Shortley, coil forconstant magnetic gradients,

1082May,R. W., and N. H. Hale, automatic position controlmechanisms,

1374Heador, 3. R., water-cooled transformers, 2016Medina, L., 7ero-suppressed voltmeter, 675Meek, J. M., impulse voltagemieasurement, 365, (AD) 967, 2624,

(A) 2964and F. W. Waterton, h.v. vacuum electrometer, 374

Meeker, W. F., with others, vibrations of free-edge disk in baffleor hors, (A) 8512

Megan. See MegawMegaw, E. C. S., u.s.w. propagation, 3017-with W. E. WVillshaw, magnetron, 3113Hehta, G. K., with N. R. Tawde, probe method for h.f. discharge

study, 1872Melamid, A. E., with N. S. Khlebnikoff, photocells with Sb-Cs

cathodes, (A) 2031,3783Hlellen, (. L., radiumn-type vacuum gauge, 1567, (A) 3617-- with J. R. Downing, linear response vacuum gauge, $616Mentzer,J. R., multi-voltage regulated power supplies, 376Mercer, W. R., with others, f.m. altimeter, (A) 1528Merchant, HL E., friction and boundary film, (A) 2173Merchant, R., and A. E. Harrison, portable 5300-Mc/s transmitter-

receiver, 1100Merrill, A. A., use of logarithmic graph paper, 3664Herrill, (. S., r.m.s. slide rule, 2966Merrill,L. L., with M. J. Larsen, capacitance-coupled i.f. amplifiers,

(A) 1462with others, vibrations of free-edge disk in baffle or hors, (A)

3512Mertz, P., communications in Germany, 3161Mescbter, E., intermodulation test for sound films, 271Messenger, T. EL, dielectric heating in ruober industry, 36

and C. V. Onslow, Capacity Current Heating (B), 1969Messinger, H. P., and T. J. Higgins, inductance of coaxial busbars,

2816Metropolitan-Vickers Electrieal Co., marine radar, 3611Meyerhof, W. H., contact pd. in crystal rectifiers, (A) 3466- and P. H. Miller, Jr, contact potential measurement, 125

with others, contact p.d. in barrier-laver rectifier, 1519,C) 2179

Meyers, S. T., multipath propagation in f.m. systenis, 2321Maeyoeon,A. N., v.h.f. coil design, 6,2732Hlbcel, B. H. H., with J. D. Goodell, auditory perception, 2797liddelton, A. D., simple amateur transmitter, 2754liddleton, A. E., with others, electrical properties of germanium

alloys, 2216Middleton, D., and R. King, cylindrical aerials, comparison of

theories, 1771with R. King, cylindrical aerials, current and impedance,

1453, (C) 3547Hiddleton, H. G., amplifier analysis, cascode, 2609, feedback, 17881iedke, R. C., decibel conversion chart, 1281

Higdal, A., cosmic rays, 74Migualn, V. V., with J. L. Al'pert,effectofearthon e.m. propagation,

1639lbkbailine, L H., with others, polarization and ionization at half-

light, 1641lYlildner, . C., power-rating of r.f. cables, 3066mu"il, 3. W., plane discontinuities in cylindrical tubes, 816, 816- with S. S. Mackeown, waveguide theory, 80Miles, P. D., F.C.C. frequency allocations, (A) 1666 2001Hillac, 3. Z., Western Union beam telegraphy systems, 34,

3748Mldler, A. N., 6BP audiometer,839Miller, B. F., elimination of distortion in volume compressors, 274Mlllr, B. J., with R. D. Huntoon, proximity fuse, 624HWer. C. J., Jr, standardization of quartz crystal units, (A) 1700Millr, E.P with others,electrical properties of germaanium alloys,

Miller, G. A., and S. Mitchell, speech distortion at high altitudes,(A) 362mller, G. K.,with others, mine detector, 132

Miller, H. A., Grassot fluxmeter, 2969; magnetic field under ships,a362Miller N.J., glass for miniature valves, (A) 156, (A) 1730

Miller J., with others, masking of speech, (A) 3M27Miller, J. C. P., with others, Index of Mathematical Tables (B),

3339, 3860Miller, J. IL, testing r.f. cables, (A) 2130Miller, P. N., noise spectrum of crystal mixers, (A) 1849Miller, P. B., Jr, and B. Goodman, optical microwave detector,

(A) 34M9with W. E. Meyerhof, contact potential measuremelt, u82- with others, electrical contact noise, 836Miller, W. C., and H. R. Kimball, sound rerecording equipment, 22Millington, G., curved earth geometrical optics, 1687Mils, I., electrical communications, descriptive survey, 181;

electronics, 72Milnor, J. W., tapered transmission lines, 82Mimno, H. R., with others, Transrmission Lines, Antennas and Wave

Guides (B), 565Mindlin, H. D., dynamics of package cushioning, 2106Miner, W., post-war television, 454Minter, J., a.f. distortion, 1644; television receiver alignment,

(A) 1069Mironov, A. V., with others, polarization and ionization at half-

light, 1641lital, K., magnetism of sun, 2888Mitchell. R. IL, X rays and radio industry, 1623Mitchell, B., with G. A. Miller, speech distortion at high altitudes,

(A) 3622Mitra, S. K., auroral spectrum, 2904-and J. N. Bhar, radar, 928Mtitelman ( ittehnwn), H., automatic ermatching in h.f. heating,

(A) 1634-and G. P. Bosoraworth, electronic rubber preheater, 1618Mix, D., amateur-band amplifier, 481,2M ; amateur transmitters,

28 Mc/s tow power, 1721, 60-W c.w., 206, 800-W, 2749;v.f.o. using valves, 3808

Mo ,iN. .l--f-o-ur'-c-ha-n-nel e-lectroniic switch, 1780molenson, J., radar echo from moon, 1866oboly L., ricrofilm, 2409

Moles, F. J., cloud-range meter, 1943Molloy, E., and others, " Electrical Engin0er " Reference Book (B),

1140

Monfort,I. A., television, principles, M6, receivers, 3447MonIan C. N., Jr, supersonic echo observations, (A)3614Montagne, R., components in manufacture of transmitter valves,

8482with others, transmitter valves, 490, 1110

Montan, A., infrasonic switching, 1667; lens aberration in tele-vision projection, 137; radio hearing aid, 1763

Monfigousery. B. B., u.h.f. aircraft aerial,35Montgomery, C. G., and others, electron capture and tr. switch

recovery, (A) 8818Montgomery, D. J., generalized electrodynamics and electron inter-

action, (A) 1218Monitroll, E. W., Bessel functions of imaginary argument, 1900tontsinger, V. M.L thermal characteristics of transformers, 2015,

3062Moody, IL C., with F L. Hopper, outdoor sound propagation, 1423-Mooney, R. L., theory of reflection-reducing coatings, 318Moore, A. R., with A. M. Glover, photocellfor sound on colour film,

30e6Moore, D. W., Jr, fuel consumption indicator, 1611; plane-to-

ground radio telemetering, 701; test oscillator,.40-500IMcs, 2651

- and F. G. Willey, radio telemetering, (A) 1613loore, J. B., temperature-compensated heterodyne oscillator, 241Morcom, W. J., transmitting, receiving and hailing set, 1386Morel, P., with H. Grumel,mine detection, 8712Moreno, T., waveguide systems, 218,2470- and 0. C. Lundstrom,microwave powerieasurement, (A) 1576Mlou,A., noise and receiver sensitivity, 176Morgan, IB L., with D. P. Loye (Love), absorption measurement of

acoustic materials, 2117Moriarty, C. D., industrial X-ray developments, 30Moritz, C., transient video analyser, 2647Moroof, P. IL, and M. M. Butsloff, caesium oxide photocathodes,

(A) 2033,371Mommy, V. IL, with others, polarization and ionization at half-

light, 1641Morrell, W. E.,slide rule for addition of squares, 2616M1rrial,K. C., room surfaces in studios, (A) 819Monis A. RX, welding platinum electrodes, 261SMoris, ¢. M., with others, valves for f.m. conversion, (A) 1730Morrow, IL ., radio forecasting, 16Morrow, N. L, secondary radiation from X-ray filters, 35Morton,G. A., and L. E. Flory, infra-red image tube, 3471-withothers, Electron Optics and Electron Microscpe(B), 1#0,

238WMoses, C. L, with T. A. Kauppi, silicone insulating materials, 91- with others, silicone insulating materials, 98Mones.R. C., expander-compressor a.f. amplifier, 518Moekowfts, 8., pulseamplifier couplng, 8aMog, ,, c.r. tube electron gun, 31, image formation, (D) 34 ;

timebase converter, 306, (A) 886, (A) 887, (D) 285;waveform analysis, 3917, 25844,29

Mote, E., and L. Klanfer, computation of electron optical systems,13

Xots X., and W. D. Worthy, calculation of magnetic field bvrelaxation, 658, (A) 1873

Moulon, F. I., and J. J. Schifferes, Autobiography of Science (B),2109

Mooroantisf L E., valves, history and development, $48M, J. , and E. Stotz, electronic blanching of vegetables, M9Mushihanse, C. o., and H. Friedman, high-speed counters, (A) 1480Mlle, C. W., secondary emission of pyrex glass, (C) 139Muller, G. E., u.s.w. propagation and rain, (A) 1656,17Muir, A. J., and J. W. Whitehead, c.r. tube for modulation at u.h.f.,

Mukjee, . C., with S. S. Bllanerjee, s.w. fading, 20Mukhbrje, IL K., with others, properties of Indian mica, 16Mulde", K. 8., with S. B. Nicholson, solar and magnetic data,

Oct./Dec. 1945, 181UL Jan./March 1046, 2lMulley, J. L, half-rhombic aerial, 855Mller, N. W., resolving power of cold-cathodeelectron microscope,

1010; velocity distribution of field-emission electrons,1104

Mul*r, F. A., and K. Zimmerman, v.h.f. transmission line testequipment, 962

Mullr, J. F., with others, tone synthesis, (A) 3513Muler, W., inductance bridge, 26836; standard-signal generator,

27; transitron oscillator, 13MllbWlJrobel,J., electroacoustic transducer, 265Muline, L., industrial radiology, 105Muumford, A. B., G.P.O. radio communication developments, 730,

1182,2773M1mn1rd, W. W., directional couplers, (A) 1448- with others, gas-discharge t.r. switch, 2783unch. G., solar spectrum, 2586

Munel,A B., with others, midget earphones, (A) 34MurphY, A. EL, f.m. systems, (A) 1671, (A) 163Mim. C. 8. and A. E. Maibauer, polyethylene, (A) 2810M s,P. B., crystal control at 450 Mc/s, 1925

N

MScod, C. P., LC circuit frequency nomogram, 12Negeott,M,modified Helmholtz coils, moN&gy, P, and M. J.Goddard, time-base converter and frequency-

Nlhmlea IL N, Le Cyclotron (B), 2357Naitoll, 0. A., and P. R. Bryai, multiplier photocell for spectro-

chemical analysis, 385NeraYnA. L., sunspots, 2183Nlsoal Bureau of Staadards, mathematical tables, survey, 36;

Niplatingon steel,384; purification of Rh plating baths,833 testing of radiosondes, 39

Namre, ASLIB annual conference, 485; cosmic-ray conference,21 ; Decca navigator, 381; organization of scientific

literature, 3185; patent law, 2490; radio meteorology,conference, 30)3; scientific and industrial research, 38,Bush report, , D.S.I.R. programme, 319

Na_an, 0., Land C measurementfor conductors and cables,338NedernWeer, S. B., measurement of ultra-short time differences,

(Al 366Needbam, W., with others, non-ohmic resistors, (A) 188I (A) 2606Neil, h, coercive field theory, 8249NihEr. V., reflex klystrcns, theory, (A) 28M Jher, E.3., r.f. cables in U.S.A., (A) 2130Ns, }1. vacuum Ieak detector, 986Msiee, I 13., tuning multiple-cavity magnetrons, (A) 3480Nereson, N., with B. Rossi, counter discharge timne intervals 2026Neunnu, A., with others, tropical moisture and fungi, 1876Neglladotv V ., turbulence, 1M03Newell, EL k., Jr, transIission-line tuning elements, 83NswnXan,M. and A. 0. Kemppainen, h.v.installationforlightning

investigations, 2344Newetead, C., aviation radio, 842Nchbols,. KC, 28-Mc/s directional aerial, 2827Niobolea, P. I., exhibitipn of German electronic equipment, 1940N11h_ls ,8.B.,rand E. S.tMulders, sol.ar andmagnetic data Oct./Dec.

1945, 1821. Jan./March 1946, 5864Nioola,P., e.m. oscillations in solids and cavities, 85211Nield, . W., quartz frequency standard, 336; 8-valve om-

munications superbet., 373Nielson. D. 1., electrical measuring instruments, 18lielsn, 1. N., with F. P. Dickey, infra-red spectrum of heavy

water, (A) 3S39Niusn, K.F,Field of vertical dipole above earth, 176 ; frequency

stability of cavity resonators, 3 , 3209, 2210Nienis, W., transients in ladder networks, 2836Ntll , 8., with others, coon ic rays, 1816Nleewsnsr,a B, and P. W. Brown, explosion velocity chronoscope,

t, A., v.h.f, directive aerial,1775lixnn,. M.h,igh fidelitysound transmission and reproduction, 6

Index to Abstracts and References 1946Nou:k, W. G., with K. Sachs, h.f. and communications engineering,

3745,3746Nlobe, P. C., with A.M. Gurewitsch, stabilized d.c. high-voltagesupply, 136

Nobles, C. E., strato-television, 3090Noll, E. IL, television circuits, deflection, 274, power supply, 24,

sweep oscillators, 381, synchronizing and separation,1710, video, 782

Norinder, H., with others, photographic tinting, 338NOrris, R. C., Principles of Electricity Illustrated (B), 356Norton, L. D., sound recording in business, (A) 1754Nuoci, P., magnetic screening of telephone transformers, 8429Null,IL R., with others, arcs for television lighting, 3664Nylnder, A. L., instrument bearing friction, 3m8

0Oake, W. G., with J. G. Powles, vh.f, dielectric properties of

polythene, 2967Obesinof, I., refractive index and thickness of thin films, 838Obukbow, A. ML, atmospheric turbulence, 253Oskenden. Z.E. J., Introduction to the Electron Microscope (B).3715- and D.C. Gall,electrical measuring instruments, 331Oro, T. AL, r.f. cable manufacture, (A) 2.30Olner, F., electroencephalographs, J.WOg, A., geomagnetic activity 1941/45, 1835Ogg, I. A., Jr, dielectric properties of metal-ammonia solutions,358O1L I., with M. N. Gnevishev, solid angle of corpuscular radiation,an5OlIer, I ILN, with L. Essen, aerial impedance measurements, M8Oliver, B, with L. H. Ford, reflection and absorption of 0-cm waves,26Ohn, J., solar-diurnal period in geomagnetic field, 2894Olen, L. 0., C. S. Smith and E. C. Crittenden, Jr, metal evaporation

techniques, 90Olson, IH F., gradient microphones, 827Oman, N. J., exciter for f.m. transmitter, 2380m r A. C., and NV L. Webb, aircraft position plotter, (A) 12oriM, C. D*, tunable magnetron, 23980uslow, D. V., with T. H. Messenger, Capacity Current Heating

(B), 128Ot, 0., standard-Q coils at h.f., 8774Orchard, J.J, with I.F. Macdiarmid, transmission line formulae,

2476Orui, J, diffraction and reflection of guided wa*s, 8172Osbone,IL5., f.m. and television transmission networks, 738Osborne, 8. L.and H. J. Holmquest, Technic of Electrotherapyand

its Physical and Physiological Basis (B), 1021Osborne, W. N., applications of mine detectors, i711Oier, F, S. L. Ch'u and L. Y. Lii, cosmic radiation, asymmetry

and absorption, 8274Oiter, G., electrical research in U.S.S.R., 495Oiler. EL, with others, tropical moisture and fungi, 1876Ott, H., saddle-point method in e.m- theory, 1024Otto, L, with 0. Henkler, amplitude and phase modulation,

physical basis, 341%e&e, X.H ., with others, u.h.f. receivers, (A) 19bk. J., American developments in physical science, 87

Ovtergn, ft., century of radio technics, 07ow, D., Alternating Current Measurements at Audio and Radio

Frequencies (B), 29, 8685Oxley, . I., diathermy, 1610

PPact, L. ., with E. H. Greibach, inertia throat microphones,

(A) 1754, 2122Pekiud, C. A., Relay Engineering (B). 2356Pumdgat, Z. D., Simon radioguide d.f., 39Pgneli, L, with others, radar for aircraft fire-control, (A) 18Pe, L magnetic aerial, 34---ant N. I. Adams, Jr, space charge between coaxial cylinders,

485, in magnetron, cylindrical, 478, plane, 8477Pe, R IL, radar model XAF, (A) 1528Pans. R, C., complex tanh and coth charts for line problems, 549

transmission line charts, 132479Pawer, 8., and J. Kirk, colour temperature measurement, 227pti. iL, with A. Pinciroli, e.s. field plotting, 32Pannili, C. J., navigating by loran, 3M8apelezi, N1. D., with L. 1. Mandelstam, propagation experiments

by interference method, 1638Pirkee, 31., with others, oscillograsms of valve characteristics,2398Parker, J. P., with t. Gunn, h.v. characteristics of aircraft in

flight, 2383Parker, W. L., with R. T. Ellickson, decay of infra-red sensitive

phosphors, 8801Parker, W. W., dual a.c. network calculator, 47Perkins, W. E., with E. C. Crittenden, Jr, betatron beam removal,

3438Penenter, IL L., with E. F. Crowell, 2-rn amateur transmitter,237Pirnr D. HL, biological amplifiers, 45,296 ID) 8, noise in, 48;

contrast expansion, (11) 1795; valve vectors, 2Paodi, IL, theory of coupled circuits, 2501; transmission-line

theory, 2471and F. Raymond, transmission-line theory, 8473with S. Colombo, transients in transmission lines, theory,850

Piuiegin, V. L, ionization chamber pulse amplifiers, 1404; high-speed recording potentiometer, (A) 1876

Parsons. 8. J., with others, cosmic noise at 04 Mcs, 3270; r f.cosmic-ray fluctuations, 350

Pertliarafh 8 theory of light scattering, 1222pasehkie V., andl M. P. Heisler, electrical anaogy to heat flw

Palobtit, C. N., mixing crystal microphone, 1180; nonlinearbridges as voltage stabilizers, 867,94

Ptterson, C. K., with A. Alford, modulation circuit, (A) 15Paul I., axnd T. J. Wang, betatron pulsing system, 1811Paul, R. IL, transmission-line theory, 8474P;alon, K. A., with G. Borelius, amorphous and crystalline

selenium, 3308Panwey,J.LL, R. Payne-Scott and L. L- McCready, solar noise, 188Peyne4oftt, N., with others, solar noise, 128Paihey, F. A., S. D. Berry and C. Guno-Russell,portable precision

amplifier-detector, 26Paral, a. L, with others, electron capture and t.r. switch recovery,

(A) 3818Pearon, B. A., and others, midget earphones, (A) 884SPM_;i, R.Ce. low-leveI ionosplheric reflectiois, 1W1;-scattering ofsporadic-E echoes, 1840

Plaus, L., with A. E. W. Austen,linear' curves of best fit', M0Panin, F., mutual perturbations of two ltop d.fs,, 328Penn, W. B., plastics in h.f. industry, 362Pennypaker, C. l., with D. R. Crosby, r.f. resistors as transmission

lines, 1177Penrose, R P., with B. Bleaney, taicrowave absorption spectrum

of amnmonia, 2 (C) 8237Fenik L., with D. W. Ipstein, c.r. tubes, with metal-backedscreens, (A) 1730.21Pipperberg, R. L., Q of capacitors, chart, 49

Perfct, D. 2, and<. M. J. Withers, photoelectric timing of mov.ing body, 86

Perkins, 6. a, and H. G. Bumett, construction of line oscillators,3102

9

Paroni, B., Antenne e Propagazione delle Onde Elettromagnetiche(per ingegneri) (B), 859Pehoff, V., stability of autoregulation, 2784

Pew P,F. P., beryllium as alloying metal,8626Petars,l L., a.m. broadcast transmitters, 2747; colour television,

(A) 170$; f.r. tatio detectors, 574; multi-channel air-craft-ground transmitter, 2752; proximity fuse, W65;radar countermeasures, 1061Pateron, A., standardizing signal generator output, 87

Peterson, A. D., machine gun rate-of-fire indicator, 1018Paterson, A. P., with H. E. Renfro, f.m. telemetering system, MePeeson, C. B., with others, frequency characteristics for hearing

aids, (A) 3538Petson, B. o., frequency-measuring system, 389- and others, comparison of frequency-shift and on-off keying,

2300Pettrglia, F. A., (Nl.), Electronic En,gineering Master Index (B),Peshenl, Q. L, oscillation of elastic sohere, 109Pett, C. B., Jr, gramophone amplifier, 2518Pettit, J. .,with others, u.b.f. receivers, (A) 1649PfLer, P. 1, Flectrical Measurements of Mechanical Quantities (B),706Pbilips, D.. pulse-time modulaticn, 740Phillip, B. N., ninimum attesuaticn in waveguides, 1175Pbillips, . B., Anslytical Geometry and Calculus (B), 39- with L. A. Ware, electron transit time, 1785Phllips, J. W., with others, cosmic noise at 64 Mc/s, 227; r.f.cosmic-ray fluctuations, 389NPllis iL L., ionosphere as measure of solar activity, 5281Phil W. L., and C. Probeck, a,m. transmitter destgn, 2748h, . D., photorellfor theatre sound reproduction, 2896Pioad,iL. ., P. C Smith and S. M. Zollers, vacuum gauge,209Piskering N. C, audio intermodulation measurement, 961;

improving gramophone recording, 584Plkles, B., blind landing system, 1865Plddu k, F. I., Currents in Aerials and High Frequency Networks

(B), 1182 diffraction theory, 3L9Piee J.A., hyperbolic navigation, (A) 923, (A) 182; loran, 21.87; sky-wave transmission ana loran, 28N0Pierce, J. EL, electron beams in strong magnetic fields, Laphysical limitations in electron ballistics, 1895

PJ..ot,3., measuring insulation resistance, 3667P , W. R., square-pulse modulator, 64

W0. . U.S. electron tube engineering council, (A) 170ol A., and M. Panetti, e.s. field plotting, 83Pie, . 6.. automatic direction finder, (D) 214PinDey, theory of paraboloidal reflector, 1o

Pinney, L. , u.h.f. oscillator stability, 978PI,NE. with others, colour television, 451,48Plppard A. B,, h.f. resistance of superconductors, 286Plae, V. Z., toroidal coil winding, 2721

with G. V. Planer, carbon resistors, 169Pln,r. V. and F. E. Planer. carbon resistors,160van don Pol, B.. principles of f.m., 2810P n

. L,.applications of radio to measurement, S6WG--and M. Tomlin, non-destructive testing of materias,PON, B., propagation in valleys acting as waveguides, 34Pollock, B. C., particle acceleration, (D)8OPo JV. 3., permeability tuning, of aerials, W, of receivers,6; testing coop-aerial receivers, 9W

and A. 3. Klapperich, iron dust core permeability 44Po rsanehk, L, thermal conductivity of dielectrirs,1i8Pomerats, AA, magnetron cathodes, (A) 17605 oxide-cathode

emission, 8107, temperature depe , amPoniveky, Z. L with others, polarization ankd ionaPztion at half.

light, 1641Pk10. IL., techsiue of e.m. detection and radar, 11popkJn.Clunnan,. IL, and B. Schlessel, panoramic reception, 165

Portty, 3f., and N. H. Blewett, field determination by overlappingregions, M171

Pos, . L., magnetizer for permanent magnets, $719P B,NJl ,with J. M. Fluke,Iight-wave commnI , (A)PoiAe,P. A., future of radio engiePing in U.S.A., MP , X., with R. Sauer, integrating machine, 190, D. Q., u.hf. electrical breakdown in air, 0,K(A)8I=Post F., cavitron particle accelerator, 20S7

Po H., glass-bonded mica, 12 7; plastics and conacs, 68Pote N. EL, dry batteries, 169P, B. [., visible speech, 8$881486Pond. , V.i., frequency stabilization of microwave oscltlators,

(AJ 1876with others, nuclear magnetic resonance, 1814

Powd C. A., engieer in civic affairs, 48Poweli, F., industrial test equipment, 120Po8w, R. A., magnetophon recording, 84Powl", J. C., and W. G. Oakes, v.hf. dielectric properties of

polythene, 2987Prb , P., and V. V. L. Rao, radio power transformers, 76du P4,F. K, with J. L. Snoek, after-effect phenomena aud resulting

loss,29psl.del 3.3L., with H. Levy, Elementary Statistics (B), 80Priea, A., graphicIal analyses of nonlinear circuits, 86Prenf 8. A, insulatrs for the tropics,I!ratoa8J. ., galvanometer amplifier with negative feedback,

3670; photometry filter using photocells, 357Prty, C. B., morse recorder construction, 218Prioe,D. J.,infra-redeemissivity of metals at high temperats, MPrimkof, IL, with L. L. Foldy, electroaconstic transducer theory,P

4V., with others, photoelectric Fourier transformer,(A) 656

Pringibim, P., microanalytic measurement of oxygen production,988

Prin, D G., automatic process control and recording, 1691Pritchefi W., feeding combined f.m. and a.m. aerial arcays, 21I88

measurement of small capacitances, 70; neutralizationOSf power amplifiers, 577Probek, C., with W. E. Philips, a.m. transmitter design, 2748

Proctor, ILF., and E. G. James, r.f. capacitance and conductancebridge, 676 (A) 189Pelen, N. A., Jr, cathode-coupled amplifier, 2567Pulley, 0. O., with others, pulse technique for particle accelerationsPulln, V. ., X rays in industry, (D) M19Pumper, N. J., supersonic absorption measurements, 2784Purcell, N. IL, r.f. spontaneous emission probabilities, (A) 6;

wiring in microwave circuits, (A) 1448- H. C. Torrey and R. V. Pound, nuclear magnetic resonce,1814Purlugton, I.8 , frecuency-selective control circuit, (A) 148Pmrnell, L. J., analysis of delta network, 8M0Putmn, _., with R. T. Rogers, high fidelity a.f. amplifier, 3185Pystnild,A.vIM, energy distribution in photocathodes, (A) 8,3722Pys, C. IL, insulating films, (AD) 388. (AD) 4UPye td, new television system, 230

QQ8T. radio in U.S. Navy, 417; standard frequency transmissins,Quseu P. ., with H. B. Seabrook, Canadian sw. transmitter 81SWQarl. D. A., radar systems considerations, (A) 1871,98Quarlee, L. i. transmission lines as filters, 20 as impedance

transformers, 280, as resonant circuits, 476and W. M. Breazeale, range of radar sets, 6W7

Q C .A. ModemiPractical Radio aAd Televsonl1),SQ n,L,electically equivalent valves, 796; f.mA. caierstaila-tion, 8658104; postwar sound recorders, an; uh.f.amateur tranmitter, 8489; u.h.f. transceiver, 876:144 Mo/s receiver, 1666, 172Q_slelse, J., frequency of valve oscillators, 567

Part II-PROCEEDINGS

de Quervain, ., with R. Schupbach, u.h.f. technique developments,

3381

Quill, J. S., measuremnent of switching-arc duration, 142Quimn, C. E., with others, contact-modulated aniplifier,Quirk, A. L., and H. D. Hall, a.c. nul Iindicator, 672Quirk, C. 3., low-frequency multivibrators, 884

R

Rabi, I. I., Science in Progress (B), 1233

Rabinovitch, F., integration of second order differential equations,3334

Rabuteau, M. G., esoluticn of long-distance communicationstechnique, 1048Race, H. H., and A. M. Ross, Jr, high-altitude ignitioss

cables, 207Radiophare. See Wireless VUorldRadley, W. G., non-ferrous corrosion

806Raether, H., with W. Kranert, cold working metals, 955Ragan,G. L., r.f. cable losses, (A) 2130RBgazzini, J. R., noise in receivers, 1039

Raklhit, H., and K. K. Bhattacharyya, oscillator, 1796

RunamWany, S, medium-wave ground absorption India,Ramberg, E. G., with J. Hillier, microscope

objectives, (A) 33

withothers, Electron Optics and ElectronMicrosope (B),1960,588

Rambo, S. L, a.f.c. for r.f. heating, 1938Ram, A. C., microwave oscillator tubes, (A)

Rand, P. 8., converting 112 Mc/s equipmeent 144 McJs, 489;lighthouse valve transmitter, 473, 2065

Randl, J. T., magnetron, development, (A) 2084, 2781,radar, 3812

-andM.H. F. Wilkins, phosphorescene, 1808Rank, D. HL, modified Rayleigh scatteringin liquid, 2867Hkin,J. C., high-level detector, 2882

Rao, V. V. L., DecibelNotation Applications

Engineering and Acofistics (B), 1141

with P. Prabbakar, radio power transformers, 753Rapnano, R. A., withothers, microwave

(A) 3788Rattray, A., f.m./am. receiver, 718

Ray,R., and N. D. Sengupta, theory pumps, 1869RAyleigh, Lord, Theory of Sound (B), 842

Raymond,F., transmission-line theory, 2472

- withM.Parodi, transmission-line theory, 2473

Raymond, BL C., and W. Webb,

aerials, (A)3183ayne,. H., exhibition of electrical instruments, 1289

Rayski, 5., divergence-free quantum mechanics, 2881

Read,J. C., high-power rectifiers for transmitters,

(A) 28

Reboul,G., formation of ions and neutral 588Recknagel,A.,resolving power self-emission microscope,

1011

Reddish, W., with W. Jackson, high permittivityaggregates, 683

Redemske, R. F., shutter tester, 1832Redshaw, S. C., electrical strain gauges,3388Redton,G. D., and J.E. Stanworth, alloy glasssealing,1663Reed, B., T- and wenetwork equivalent 888Reekie,J., with T. S. Hutchison, magnetic susceptibility measure-

ment, 3884

aees, A. L. withM. P. Lord, phosphors,(leay characteristics,2694, ZuS, with periodicexcitation, 2593

Rees, W. M., fiberglas sound insulation, 1430 ; calibration

rmom,23andR. B. Taylor, acoustic properties fiberglas, 1158

RReves, J., television studio equipments, (A)with others, colour television, 482,

Begener, V. EL, decade counting circuts<( (A) 1381, 2497;

coupled pentode trigger pairs, 2498

Reich H. 3., Theory and ApplicationsReiches, S. L.,loudspeaker testing, quarter-wave maethod, 287

Reily, R., and C. E. Valentine-, cotage regulator, (A)

Reilly, L. A., doubting transmitter power,839Reimoann, A. L., coppered-tungsten-to glass seals, 2691

Reimert, L. 3., photoclectric properties finely-divided2921

Beieamih, preparation of specifications, 3145Reiskind,H. L, multi-speaker sound-film reproduction, 2

Risnm an.SJ.,with others, fire-control radar, 610. 1234

Reiss, 3., teleion gay relay, 832

Relson, M., direction finder, usingf.i., (A) 1264ReRefo, EL E., and A. Peterson, f.m. telemetering system,Renisl.I} W., aviation communication systems, 804; electronics

in aviation,, 18

Repkova, 0. N., with G.. V. Spivak, plasma usagneticmields, 8677

Beplogle, D. E., maanufacture and use glass hooded

ReQua, F. L., resistance and capacitance cylindrical con-

ductors, 788,(D) 2342Re ttinger, I, and K. Singer, frequency response soun recording,

Reynolds, F. W., with R. E. Graham, synthesissodtelevision images, 1090

Rhifa, N., r f power supplies, 3079

Riband, (3, and Leblanc , form factor osero. 2170

Rich, S. B., torsional magnetostriction gramophone psckup, 2484

Richards, P. L, matrix filler theory, 1487

Richards, S. B., technicat education aod traisiing, 1127

Ricdhdono, H. W., electrical progress devetopsoentatG.E.C.,366I

Richardson, W. D., aisd H. Walker, B.BC.miobsic tsinsusisttcs,488

Richter, B.. withH. Geffcken, Die Photozellc Iccr Tschnik (B),

784

Ricketts, B., u.s.w. medical probe, 133

Ridenour, L. N., radar in war and peace, 2677Ridgeway, J. W., valve standardization, 3110

Riesz,R.R., and Schott,c.r. tubs visible speech, 3820Riordan, N. F., steady-state operationalcclculus, (D)RittRer,E. S.,Pirani gauge, 1862

swilk others, electrolyticselei unt photocell, 2034; photo

behaviour ofthallous sulphide, (A) 3824

Riwlin, R. S., orientation of quartz enystals,andH.P. Rooksbv, X-ray spetrometer, 306

Robbiano, F,, radar countermeasures, 1080, 1627

Bobbins,L. L, cathode-ray burns,

Roberds, W. IL, design ofh.f. heating equipment,

Robertg,A., Y. Beers and A. G. Hillff. for physicalmeasuremnents,(A) 3347

Roberts, F. F., and J. C. Sicoconds. multichananeinunication systems, 123, 418,()11876, (D) 270,((D)3064, (A) 8742; Pulse modulation nomenclaturw, 1.381

Robertg, W., Aviation Radio (B). 1266

Robert., J. E., secendary electron radiography,

Roberts, L. D., with others, split-anode niagnetrons, 100.800 He/s.(A)

Roberts,B., with W. J. Tucker, Electrical RadioEngineers (B), 29

Roberts, B., conjugate-image impedanc,van Roberts. W., f.m.-am. conversion at umb.f., (A)RobertsA , W.f ..frequency meter,Roberts, W. Van rhombic and V aerials, 2488; rotary wave

radar,W..O., photoelectric sight 2656

ro bertson, biologicalampliffers,(D)IL, electrical apparatus high 815

Robertson, D., and A. P. King,u.ss.. propagation ramn, (A)1972

Robins,J.,andd L. Varden, photocell colour

2688

Robinson, A K., umbrella serialF. E., materials, 1270

Robinson, H., M. C. thermocouple

Robinson, J., high.speed and

Rocard, Y., Theorie Oscillateurs (B), 591, 2869; waveguides,

3174Rock, S. M., comaputer equations,

R. pulsing

Rodda, beans

Roddam, high-speed amid fading,

abacs, (C) 889

G. M.,

Roess, electronic control in engineering, 389; measure-ment thermocouple ositpsut, (A) 558

H., electrific0tionRogers, isolation circrafut,

R. N Psutmoan, high fidelitv a.f.Rogerson, B.,Rohats, N., high-speed

Rohde,S., carrier-current svstem,

Rohrbaugh, J. H., j. F. Cooley, millimetreS89

Romander, H., 20-kW transmitters, 2081;6-22 amsplifier,

Rommel, supersonic

392Rooksby, R.P.,with S. Rivlin, X-ray spectrotneter, 3068Rose, television

-F. orthicon,308

.L E., space-charge-limited beams e.s. (A)13

Rosenberg, 1746Rosenhad, Mathensatical (B),

3339,3Rosentl, A. H., equipment,

Rosenthal,E., ceramics, 2945Ross, AL, Jr, H. high-altitude ignition

cables, 207with freqtseney cliaracteristics

hearing(A) 3638

H. A.,i.f. transformers f.m.Ross, AL, measurement 98Rossi and discharge

2028Rothschild, spotwelder thin wires,

984

J., (A)

others, vacuuni-ccontained transmitter,1403

Rowed,D. equipment tropics,

809Rowlands,R. double-derived terminations, 872

P. with 12I8Royal Instituts Chemistry, 1119

Society,

Roys, E., disk-recording performance, (A)2126

Rozovsld, P., equatioas for medium magneticaf teraction, 2644

Rudd,J. B., ten-channelBusbby, militusrv 3032

1813Ruddle, A., low-distortion

Rodenberg,G., h.f. deflexion c-.r 1111Rtidenberg, currents, 29

RBidig=,0., Schlechtlseg,

383Rudmose, W,, and

3623

Rudnik, transmission through lamina,Ruedy,R., earth-resistivity, water

1508, waterRueger, L. w-ith fire-control 1260,1634Rumsam,C.

RuncimaA, 2829

Busuhuk,I. M.,Rushforth, magnetrons,RossellRutherford,

Rutledge,

Rume, J.,Ryorolt, J. w

1874; h-f. heating, 146, (A) 996, (D) 228

Rydbeck, 0. E. H.,320;propagation, 709 Kerrnxuodulator fca iono-

2049

J. D., element,

(D)L., equiposent,

Ryes son, Aron trastnsuei coltme ter,Byle, J., towers transorission (A) 3067

B., oscillatioil 106;

xus ficld2 2848, 2380

S

S&abaoff, link-coupled 3199

Sacerdote, vibrator, 3160Sachs, W. G. h-ff and comtmunicatioiis engineering,

3745,3746Sachs, rectifiSack, S.f-m. tranummiter,

--with Kahn, 2084Sadowsky, nionlinear 983

S"ha K.. S-ray spectroneter,Seha, K. Banerjea, moo

sphere, 3720

Saba, h-f. fuurace, 998

Sahay, X., ftue,Salisbury, high-power f. valves, ; resnatron,

u.hif. cmw. generation, (A) 1716

828;; new

of horns,

Samuel, elecCron hff. 72777J. W. U. W. Mumford, gas-discbarge.r. switch,2783

Sanders, Jr, f.m altimeter, 1W8Sands,

Sanial, J., inegaphonc, acoustic micro-

phonesffor, 176

Sargesnt, E.,ithothers, -modulated arplifier, 2829Sara, R., oscilIogranss characteristics, 239

Sass,electronr microscopy, 1008

Sathe, 0.3 aerial, 2828

Saner, and H. PFsch, integrating niachine, 1904

A.,A.mchancal 840

Sanders,L. A., phase splutter, 861Sauter, P., mechanics field, 903

Savage, EL carbon-brush films,340P. D.,Sawyer, C. with R. S. Lander, sonar, 1760SaxoD, (. s.,electron beaus tuning of cavity oscillators, (A)-and J. Schwinger,electron orbits synchrotron, (A) 3787

Saxon, IL, heterodyd e frequency meter, 2262

Sexton, A., with J. S.MMPetrie, electrical properties of soil atA 2 and 5 (A)711, (A) 1022; linear aerials, 1430

with others, half-wave aerial with Veeflector, (A)2918(A) 3190Say,l G., with others, " Electrical Engineer" Reference Hook

(B). 140

Scandurra, A., and S. Stiber, visual indication d.f., (A) 1698

Scanlon, W. W., with others, electrical properties of germanuumalloys, 2218

Schad!, S. A., cylinder cooliug problem, 1507Sehade, 0. H., television system characteristics, (A)

Schiter, 0., limiting sensitivity of energy-detecting 168

Scheldort, IL W., circular aerials, (A) 2143

Schelkunoff, S. A., Hallen's equation for aerials, 861, (D)linear and slightly nonlinear differential equations, 1670

principal and complementary wases in aerials, 852Scherbatakoy, S. A., and R. E. Fearon, e.s. voltmeter for snmall

e.m.fs., 3352SchernmnL, D. L, diffraction of eltasti waves, 1906Scherrer, P., and B. Matthias, piez3electric crystals waoe fidters,

3196with others, wide-band cervstal filters, 579

Schiff, L. L., noise in radar crystal detectors, (A) 3726;:of particle energies beyond 20() MeV, 1311

-with others, electrical contact noise, 3283; rectification

efficiency of crystal detectors, (A) 3838Schifferes, J. J., witll F. R. Moalton, Autobsiographb Science

(B), 2109Schille K. K., test of significance, 3492

Schindle, W. G., engineers in naval research, 1117

Schlechtweg, H., with 0. Rudiger, eddy currents

Schlesinger, K., cathode-follouer circuits, 876; single-carrier

television, (A) 1704Schlesinger, K., with others, television sound transmission vision

carrier, 1382Sohlesmn, C. H., and F. G. Brockman, a.c. bolometer for infra-

red spectroscopy, 984Schle8el,B., aith J. R. Popkin-Clurman, panoramic reception,

Schneider, E. E., phase inversion for resonance,

Schneider,E.G., radar,3286Schock,R.E., with others, comparison of frequency-shift and on-off

keying, 2306Schoengold, M. D., (Ed.), Encyclopedia of Substitutes and Syn-

thetics B). 2231Sch6uberg, M., classical theory of point electron, 2175Schott, J. T., Lookator cable tester, 429

Schott, L., with R. R. Riesz, c.r. tubefor visible speech,

Sebremp, E. J., generalization of Nyquist's theoreem, (A) 2300;ainimum noise amplifiers. (A) 366; linear network

theory, (A) 2150Schroeder,A. C., with G. C. Sziklai, electronic spectroscopy, (A) 1310

with others, television sound transmission on vision carrier,1382

Scimuman, D., facsimile synchronizers, 1709

Schulman,J. H., with others, electrolytic selenium photocell,20B4Schultz, H. L., high speed counterfor nuclear particles, (A)3761

Schulz,R., frequencymodulation, 1060

Schulze, A., aluminium alloys as conductors, 344; resistalncematerials,3321

Schulse, I., and B. Zeisz, contacts for Al and Mg conductors,

Schumb, W. C., sulphur hexafluoride, (A) 3777

S¢hipbach,R., 75-cm beam transmission, 3416

-- and A. de Quervain, u.h.f. technique developments, 3361Schutz, G. C., withE. A. Blasi, radar field maintenance test equip.

ment, (A) 1578Schwager, A. C., and P. Y. Wang, transmission-line diagrams,

S48, (D) 2137Schwinger, J., equivalent circuits forwaveguide structures, (A) 1448-withD S.Saxon, electron orbits in synchrotron, (A) 3787

Solnik, R., with others, quartz-crystal units, (A) 1576Scott,C. F., with others, development,in design engineering, 2096,

materials, 1558Soott, F.S.G., absolute bels, 2436Soott,(3.G., withothers, contact-modulated d.c. amplifier,

Scott,G. W., Jr, industrial dielectric heating, 160

Scott,R. measurement of a.f. distortion, 223

and W. F.Byers, amplifier and null detector, 2834

Soott,J. L., Marconi aircraft radio equipment, 238

&ott, 6-channel c.r.o. recorder, 3073

Scott, F., amateur transmitter-receiver, 3098; handie-talkie,3449

Scott,R.¢.,with others, electron microscope replica techniques,1006Scott, W. B., geomagnetic activity, 1945, 1836,2585 ;

storm, March 1946f, 2570Scott, W.J., glass-to-metal seal design, 97, 3618; water jet

logue ofklystron, 3473Scoville, M.E.,with F. M. Clark, Lectronol for induction-heater

capacitors,636, (D) 2220Scoville,R. R., andd L. Bell, noise-reduction systems

films, 273Scowen,F.,Introducticis to Theory and Design ofElectricU'Vave

Filters (B),18C8Scroggie, KL G.,Deca navigator, 1848, stations, 38068; distortion

definitions,1338; phase relationLships, (D) 2319; waveanalysis applied to RC circuit,368; see also MI.G.S.underAnon.

Scully,C. T., with P. K. Chatterjea,d.c. amplifiercoupling, (A) 1185Scully,J.F., photocela amplifier, 38

Seabrook, B., andP. R. Quance, Canadian snw. transmitter,3106

Sealy,E. H., First Guide to Qualitv Control fo,rELgineers(B),3607

Seaman, E. F., adaptingsliipboard equipmnent to war conditions, 860

See, H. P., with R. E. Shelby, field television, 2371

Seeley, S. W., discrimiinators toef.m. receivers, (A) 1482; f.m.detectors, 674; shoran, (A) 1847, 2193

Seita, F., prisiciples of semiconductors, 348

Seitz, H. broadcast engineer, duties,21022 ; niicrophoses survey,3188

Selby, C., with others, quartz crystal units, (A) 1576Selgmn,P., effect of coil Q on filter design, 56Sells., G., cheraig bridgesensitiviity, 387

Selvidge, H., proxiaityfusefor shelss, 1827

S6n,HB. new classical theory of photon and electroxs,Sengiapta, D., with K, Kay, theory of diffusion pumips,Senior,1). A., high-speed photography of explosions, 2439; strobo-

"cope circuit,2735terin, B., semiconductors, and contact rettification, 2217, energy

ofimpurityIevels, (A) 3318with others, contactp.d. in barrier-Iayerrectifier, 1619, (C) 2179

Serrell, R., u.b.f television transmitters and aerials, (A) 1442

Seulen,-., and - Voss, suirface hardening of steel by induction

heating, (A) 897

Sevehenko, A. N.,luminescenc polarization of uraniuni gl asses, 2207

Shackelford,C. L., with others, secondary-emrission cathodesoormagnetrons, (A) 1730

SihackletonJ. W., polyethylene, (A) 2160L., radio-acoustic ranging in marine surveying,

Shalyt thermal conductivity of Hi at low temperatures, 2174Jhankin vectorial treatment of transmission lines,hn, W., electromic computers, 3866

Shaper, B. B., magnetic transient recorder, 217; pen recorder withflat response,

H., short-termn ionosphere forecasting, 2663

Sharbaugh, and L. Watters, 1.37-crncosmunications,Shams. P., magnetostriction io Ni, 3264

aSh.eW. angg e of arrival of mricrowaves, (A) 1838Ghaw,(3.2., supersonic water-depth sounder, 3183

Sa,G

R., steel-to-glaassvacuum seal, 925Shaw, C.,high-fidelity amplitude modulator, 476

Shea, G.., decade counter circuits, 3778 ; f.w weak-signalsuPPression, 2291 ; mnagnetroins, rising-sun, 3114, theoryand uses, 1402. mrass productiona of receivers, 2443;

sfector analysis,16SliefetD., 3geophysical prospecting equipment, 702SheeldlC:. televisions" fallacies", 228

Sbelby, Pt.E., and See, field television, 2371Sheldon , E., r.f.cable types, (A) 2130Shenk,E. R., niultivibrators, 2160Shepd, R. B., pulse modulation,(DD 1876,(DI 2707,(D) 34

and K. J. Granbois, corrosion of lead cable sheaths,heridan J., v.h.f. receiverservsicg,167

V., with others, The New Plastics (B). 961

Sharman, V. W.,r.f. heating mn bakeries, 1939Sharwood, L.A., types of small niauis transformers, 1089

10

Index to Abstracts and References 1946Shbn, K., theory of semiconductors, 2218Shroko, L. F., sound field of moving sound sources, 2798Sh8ve, S. L., resistance measurement at high impulse voltages,

669; screening tester, 1600Soklusvky, J. B., radiation from solar corona, 2860Shore, S. X, aging of quartz crystals, 85 ; crystal-controlled re-

ceivers, 578 ; crystal oscillators in v.h.f. receivers, 170Shortley, 0. H., and A. May, coil for constant magnetic gradients,

1082Shutter, G. F., meter and instrarent jewels and pivots, (A) 845CSbuart, 0. W., parasitics in 28-Mr/s amplifier, 2772Shnman-, F., nomograph construction, 2530, 332 ; pulse-position

modulation, 1677Siegbahn, K., and N. Svartholm, ,8-ray focusing by magnetic

field, 2873Silbrasteil, R., with N. Smith, ionospheric forecasting, 2255Sillar, R. W., with others, non-ohmic resistors, (A) 1885, (A) 2606Silver, 11. multimeter with h.f. voltmeter, 1601Silverman, AL, c.r. tubes, aging timer, 1698, uniformity in produc-

tion, 251Simsard, L., C. J. Burton and R. B. Barnes, electron diffraction,

1005--and J. Steger, NaCI -to-glass seal,8205Simmonds, J. C., balanced cable nmeasurements 10-200 Me/s, 667,

(A) 1913; electric intensity near aerial cage, 31with F. F. Roberts, paultichannel pulse communication sys-

tems, 183, 418, (D) 1676, (D) 2707. (D) 3054, (A) 3742;pulse modulation nomenclature, 1351

- with others, powerloss in e.rm. screens, 1077Simmona, E. C., nes'oscilloscope design, 3877Simon, A. W., measuring mutual inductance and capacitance

366; tracking permeability-tuned circuis,3 ; univer-salcoilwinding,773.1085,1701Simon L, cm-wave permeability of Ni, 2924Simon, L. E., preparation of specifications, 3147Simonds,HB.&, M. H. Bigelow and J. V. Sherman, The New Plastics

(B), 961Simou-, A, EL, continuous recording camera for oscilloscopes, 761Simaou, V. J., glass-sealed capacitors, 212Sinclair, G., E. W. Vaughan and E. C. Jordan, model aircraft

aerial measurements, (A) 1448Sinr, C. preventive maintenance for broadcast stations, (A)

2318, 2709, 3055, 3423Singer, with M. Rettinger, frequency response in sound record

ing, (A) 3087Singh, B. K., supersonic velocity in water, 2449Sooos, C. A., powerloss in e.m. screens, 2716Oda, K., initial permeability and elastic stress, 354

Skaggs, L. and others, removal of electron beasm from betatron,34

Skanvi, 0. L, with B. M. Vul,h.f. ceramic rapacitors, 3779klIma-n T. A., carrier-current equipmnent, 1046Sillman, T. S., filter circuits with back-coupled amplifier, U18;

thermostatic oven design, 758Skinner B. E., radar indicators, 616Slak K, and D.C. Dickson, microsecond radiography, (A) 1613

Slack, ML, randomly phased sinusoidal oscillations, 1208, (A) 896

Bl1e, J. C., with others, microwave linear accelerator, (A) 5785;superconductivity oflead at A 3 cm, 3258

Slisii, method of investigating mnagnetic lenses, 22

SaYmnaer, F. H., W. F. Meeker and L. L. Merrill, vibrations offree-edge disk in baffle or horn, (A) 3612

Sleoper, B. P., Jr, with L. L. Beranek, anechoic sound rooms, 35

SmOith A, D, Jr, h.f. wobbulator, 1604Smith, A. E., with others, electron microscopy, 1950Smith, A W., F. P. Diclkey and S. W. Foor, hf. permeability of

iron, 90mith, A. W., J. H. Gregocy and J. T. Lynn, r.f. resistance of iron

wire and permalloy strip,Smith, C. H., Applied Matihematics for Radio and Communication

Engineers (B), 112Smith, C. G., electronliberation in mercury arc, 1815Smith, C. S., with others, metal evaporation techniques, 94Smith, D. B., U.S. television standardization, (A)

and W. E. Bradley, impulse noise in f.m. receivers, (A) 16D. I., method of obtaining mechanical vibrations, W2

W., developments in radar cables, 1764mith, F. W., Jr, and P. K. Stumpf, supersonic generator, 174B

AL, CBC international short-wave station, 198Smith, J. C., with others, f.m. altimeter, (A) N28Smith,J. signal/noise ratios in mnultiplex systems 8mSmith,J. G,, and A. J. Duncan, Sampling Statistics and Applicatioas

(B), 812Sith, L. W., a.f. distortion measurement, 117Sith, N., and R. Silberstein, ionospheric forecasting, 2285-with J. H. Dellinger, sky-wave propagation during war,

(A) 1636Smt, P. C., with others, vacuum gauge, 2280&mit, P. B.,clover-leaff.m. aerial,(A 21418Smith. P. L. plastics in the tropics, 349Smith, 1P. V., with E. Stanko, theatre servicing test equipment,

(A) 3087Smith, A., radar for civil aviation, 1889, radar navigation, 18Smith, IL N., contact capacity of crystal rectifiers, (A) 361

with others, d.c. characteristics of crystal rectifiers, (A) 30Smith, W. W., class-C grid modulation, 276 ; clipped modu-

lation, 1724Smit8-Hoee, L., radar principles, 1882; solareclipse, and ioa-

sphere, and propagation, 1945, 1831. (A) 1877

aand H. G. Hopkins, u.h.f. d.f. for radiosonde, 18068ullin, L. D., gas discharges in t.r. switches, (A) 3818

with T. S. Ke, t.r. switches, (A) 8814mDth C. K., totalemission damping, 8160

Snoek,J. L., and F. K. du Pre, after-effect phenomena and resultingloss, 28

Snow, W. B., and A. R. Soffel, stereophonic sound-film reordingequiptnent, 9

Snowdon, C., multivibrator theory, (A) 1798Snide, C. J., with L. F. Hickernell,lead alloy for cable sheathing,

3647

Soholef, S. L, near periodicity of wave equation solutions, 1861.

Sofel, A, IL, with W. B. Snow, stereophonic sound-film recordingequipment, 9

uh, Hl. P., M. H. Wang and S. C. Kiang, relative nature of em.radiation, 3858

hon, H, Engineering Mathematics (B), 28 3337Sokol"v, P., with others, polarization and ionization at half-

light, 1641SoWlm IL, microSlm, modulaticn meter, 36Sm A,, colourrespense of emissive photocells, 487Summer, W., electric eye vs human eye, 861; electronic applica-

tions in U.S. industry, 213; step-control of productive

proes, m8So, J., electric relays, survey, 8M&orokna, V., mechanism of cold-emission kenotrons, (A) 8371uthwell, V., relaxation methods, 2617

40.C., microwave solar radiation, 76, (C) 21Spa ., maget steels and magnet testing, 861_pan K.,electronnel es, (D) 19

with others, u.h.f. receivers, (A) 1648A, gold film electrodesfor h.f. quartz plates, 3794

Sp,u, W. D*, 2-metre transmitter, W78enr,HIL S.,and R. F. Boyer, thermal transitionsin highpolymers,

with R.F. Boyer, thermalexpansisn anomalyinhigh polymers,

Spw_ to, A,, with others, h.v. electrostatic generator, (At777uberry Co.X,microwave blind landing system,blew, W. T.,blind landing radar system,SWsl ry, R. 8., and A. Feltn, photocell inspection ofcartidge

cases,106sand C.E. Webb, calibration of Grassotfluxmeters,

HL L, grounded-grid power amplifiers, 06; inductioaheating in valve manufacture,115

Spivak8, V., aaid 0. N. Repkova, plasma behaviour in magneticfields, 3577

Spoone, A, IL, c.r. tube quality measuring apparatus, a86Springer, C. C, f-V d.c. supply, 2350pmroull, R. L., pulse emission characteristics of oxide cathodes,

(A)24 (A) 797-and E. G. Linder, resonant-cavity measuremexits, 2240Sprll, W. T., X-Rays in Practice (B), 8716Sprungmau, 0. L, receiver repair insurance, 3503Sre, F., with others, superconductivity of lead at A 3 cm, 3868MSiier, H., and F. Held, h.f. hardening of plastics, 1001.8696Stamm, A. J., with R. C. Weatherwax, electric resistivity of resin-

treated wood,Standard Oil Development Co., Future of Industrial Research (B),

138Standard Telephones& Cables,wartime work, 3135Stanko, R., and P. V. Soith, theatre servicing test equipment,

(A( 3087

Stanley, A. W.,Ioudspeaker output stage, 3727Stannett, A. W., vith E. D. Humphries, dipole ttieory of dielectrics,

585

Otan, I., parallel-T RC networks, 2840_dh.wortb, J. P., with G. D. Redston, alloy for glass scaling,Stele, HI. C., Jr, with others, secondary-emission cathodes for

magnetrons, (A) 1730Stele, ., electronic control in food industry, 369Ster, J., with G. L. Simard, NaCl -to-glass seal, 205Stager, W., applications of ceramics, 326Steinlbg, J. C., contrast expanders for sound films, 10-and N. R. French, portrayal of visible speech, 3516Stephen, J. L, nomogram for inductance of straight wires, 2146Stephens, W. E, crystal rectifiers, 3108-B. Serin and W. E. Meyerhof, contact p.d. in barrier-layer

rectifier, 1518. (C)2179Stevens,C., cathodefollower for power amplifier, 3206Stevens,S.B., J. Idillerand I. Truscott, masking of speech, (A) 3527S nn, , Jr with others, curricula of U.S. engineering

colleges, 1124Stevenaon, D. A., telecontrolled fog signals, (A) 1862Stevenson, M. H., Australian a.m. broadcasting station, 240Stwart, C., Jr, coaxial cable attenuation measurement, (A)

2130, (D) 2242; dummy aerial for aircraft radio tests,243; measurement of h.f. resistance of wires, 387

Stewrt, J. L., supersonic interferometer, 1749Stewrt, T. H., non-metallic mine detectur, 700Stiher, B., with A. Scandurra, visual indication d.f., (A( 1182StWhor, J., with A. Gemant, crucible failure in induction heating,65Stgnt, S. A., impedance of multiple-winding transformers, 160,

2017, 2328SWdoe, 0., and others, electrification of aircraft, 1896

Stobbe, J. A., engineering necessities for progress, 1418Stockman, H., conversion diagrams for triode mixers, 408; output

from nonlinear mixers, 1492, (A) 198Stoknan, W.,slow-speed relaying, 196Stodelal, H., radar, 1851

Steregen, W., ionosphere during 1942 eclipse, 2187with others, photographic timing,r, L., measurement of fog droplets,

nkley, J., with others, development in design engineering, 809,materials,158

Stolte, F., with B. Kramer, propagation velocity measurement incables, 2977

Stolze, W. J., r.f. chokes at u.h.f., 13State, A. K. and J. L. Lawson, double-tuned circuits, 21828tene, X,. office recording equipment, 270

Stoe, E. C., demagnetizing factors for ellipsoids, 3251Sioek, B.,with A. B. Knight, selective pulse system, 2309Storm, F., induction heating of long cylindrical charges, (A)

Has,23Storn, IL, W. Devitt and B. Green, ground controlled approach,

(A) 1U52Stole, B. KL, preparation and publication of I.R.E. papers,Stota, H., with J. C. Moyer, electromc blanching of vegetables,Stnvohl,A T., with D. W. Cherry, earth currents in short submarine

cables, 2895Strde. J. W., high-fidelity amateur amplifiers, 1440StraSord, F. IL W., superregenerative detector, 1032, 2691t ma,HE, Geiger-MiUler counter, 37b0Srae 3. W., and S. T. Henderson, cathodo-luminescence,S n, F. J. IL, international scientific co-operation, 1116;

solar noise, 182

Stratton, J. A,, M.I.T. electronics research Iaboratory, 616tnaa, IL A, and others, fire-control radar, 612, 184e I, investigation of e.s. fields by valve voltmoeter, 8572

Streme, R. A,. machine tool control, 1014Stoek, B. 0., and E. A. Dickinson, Western Electric recording

system, 19Strhas, W. E., with P. M. Honoell, laboratory for tiasic electroucs,

1416Sri, ML J. O., and A. van der Ziel, fluctuation suppression, 2843;

h.f. dielectric loss in glasses, 949; s/n ratio in triodeamplifiers at v.h.f., 3740

with A. van der Ziel, fluctuation suppression,Stuart, D. IL, omnidirectional range,

Stniinkov, . I., propagation in branched waveguides, 8W8I1,D. H., recorder for resistance thermometer, 379

Stumal P. R., with F. W. Smith, Jr, supersonic generator, 17488turl, R. R., frequency modulation, (A) 74, (D) 1061; peak

pulsecurrents iaclass B amplifiers,a563; Radio ReceiverDesign-Part II (B), 414, 728, 3040; sound and visionseparation in television reception, 233; valve vectors,

StCum, B. H., with others, recorder-controller for temperature andhumidity, 3371

Suekadonfi. B., effect of eclipse on atmospheric potential gradient,2561

Smekamith, W., with T. A. Margerison, magnetic potentiometerfor B-H curves, 3549

Snetin. T. A., with B. L. Granovsky, high-power plasmua oscill ations,2h72

Sagar, A,C., forced oscillations,Suharevsky, O. KL. sound propagation in air, 1427uhrmann,.-, and W. Kundt, secondary emissioA from thin metal

fias, 989

Olan,C. IL, amateur transmiitter-receiver,Sulaer P. 0., ionosphere measuring equipment, 298

D. C., field-stregth indicator for v.hf., 361S Jr f.m. station monitor, (A) 281Sun, N. T., ad W. fais;, anomalous thermionic emism current,

15f18D., with S. Bhagavantam, shear modes in pieno-

electric crystals, 584

Sherland, X. B. B. KL. with E. F. Daly, c.r. recording of infra-redspectra, 8m

P. J., characteristic imnpedance of balanced linen, 887Seautholm, N., with K. Siegbahn, p-ray focusing by magnetic field,

Swalow, J. C., plastics in scientific instruments, 157i; 0L, screened room for r.f. heating generators, 41

S n, W. F. (., ionization measurement in counters, (A) SW;theory of piezeelectric ecilatios, (Al I

-with P. B. Weisz, electron and ueusotron ionization in cosmicrays. (A) 3601

Swangcu6D. C., ceramic dielectrics, (A) 3819Swedlhml, L. IL, television kiescope, (A) 1704Swe, J. EL, with W. F. Brown, Jr, fluxball magnetic test coil, 974Sykee, A. quartz crystal units for communication cmtrol, (A)

,70bIleetrle hobattery-operated a.f. amplifiers, 279. L., reflection of light from orner,

Syal.H1..sound efforts circuits,0. C.. eurieni cllator for television sweep,

and A. C. Schroeder, electronic spectroscopy, (Al 3310-with R.D.Kell,imageorthico camera, 2374

T

Tal, C. T., transmnission line impedance matching, 1178Tak, W., measurement of reverberation, 353Talt, P., Aminoplates (B), 369a, L geomagnetism and ionospheric currents, 2897

Tpley, with others, potentiomneter recorder, 29*; recorderfor flight testing and spectroscopy, (A)Talker, H. 0., technique of film sound recording, 260Tawde, N. R., and G. K. Mehta, probe method for h.f. discharge

study, 1872

Taylor, D. 0., and G. Volkenant, electronic aircraft control,Taylor, B. 0., with L. B. Hunt, eleotrical contact springs, (Dl 3101Taylor, J., plastics, 100, 62, 683Taylor, J. H., with others, fire-control radar, 610, 15.Taylor,J. J., qualitybontrolof insulator manufacture,S, (D) SWTaylor, L, with others, fire-control radar, 610,Taylor, R. B., with W. M. Rees, acoustic properties of fiberglas, 118Taylor, R. C., tunable rejection filter, (A) 1787, 2504Taylor, B. R., broadcast station alarm system, 34Taylor, T. A., with others, cm-wave dielectric measurements,(A) 1918Teal, G. K., J. R. Fisher and A. Wi. Treptow, bridge photocell.

using silicon, (A) 3784Teete, J. R..a, h.f. induction furnace, (A) 997Tellegen, B. D. H., with J. L. H. Jonker, current to positive gridin valves, 2027Temple, R. B.. with others, c.r- recording of infra-red spectra, 3374Teodorebik (Theodorehik), K., Nvquist diagram for regenerative

circuits, 284; theory of relaxation oscillatorv systems,

Terleaky, J. P.. charged particles and magnetized cosmic bodies, 75Trratrial Magnem, geomagnetic storms, 2M7; solar andmnagnetic data, Jul.-Sept. 1945, 594

Tessier, H., with W. A. Bryce, sealing evacuated tins, 15Teamer, S., mechanism of spark formation in gases, 909Tbayer, W. L., multisection re-recording equalizer, 68Tlbeodorehil. See TeodorchikThiede, H., magnetostrictive oscillator coupling, (A) 1147Thomas, H. P., with others, phase and frequency modulation,

(A) 1666Thom", L. A, quartz oscillator plates and X rays, 2228J. L. Rycroft and F. A. Fielding, control of electrical twinning

iD quartz, 1874Thompson, B. H., and K. N. Mlathes, insulition cormsion iin tropics,2mThompson, E. J., wobbulator signal generator, 23Thompson, H. W., with others, c.r. recording of infra-red spectra,

3374Thompson, T., two-frequency i.f. transfonriers, 4390Th , E. C., 4-colour facsin ile transmission, 273Thlonemann, P. C., h.f. discharge as ion source, 32Tiberlo. U.. Introduzione alla Rtadiotelerretria (IS), 396WTillman, J. R., linear frequency discri inator, 8731TilWno, B. P., a.m.-f.m. 50(-Mcs transn itter, 468, amplifier for use

with, 789 ; mobile retre-wave receivers, 3732, mobile28- and 50-Mc/s transmnitter, 2756 ; remote-indicatingfield-strength meter, 2250; superregenerative receiver,1656; 144-Mcrs propagation beyond optical range, 16WTimofeev, P., role of surface charge in valves, (A) 88

Tinkham, J., multiple wire recording, 888Tinns, W. C., and W. H. C. Higgins, naval fire-control radar, 258Tomlin, 0. KL, with G. R. Polgreen, non-destructive testing of

materials, 191aTaoley, L. B., gate circuit for chronographs, 8149Tooley, IL D., transmitters for d.f. calibration, 87Ts9allan, H., Jr, and N. D. Coggeshall, metal pacldess vaoum

valve, 1988

Torok. J. J., with 0. K. Johannson, silicones for water-repellentsurfaces, 2214

Tare. ]L C, cystal rectifiers in heterodyne receivers, (A)with others, nuclear magnetic resonance, 1514

Towne, C. ammonia microwave spectrum, (Al 83; r.f.coumcnoise, (A) -W

quipment Mig. Co.. 250-W h-f. f.m. transmitter, 17Toter, C. J., and J. W. Craggs, stress distribution in compressed

cylinder, 101- with J. W. Craggs, capacity of twin cable, 1446Tavia. ., cathode-coupled a.f. isolating amplifier, 1197

, L.,low voltage broadcast receiver, 22s9Tremmalne, .L L, maintenance testing of dynamotors, SmTrepow. A. W., withothem, bridgephotocel I, using sil ican, (A) 8784Treakinaky, A., crystal-controlled f.m., 8mTeimble, L. 8., and F. W. Bowden, coloured-trace oscillograms, SmTripp, W. A., e-m. force between moving charges, 887Ttter, EL, Jr, proxinity fuse, (AlTrump, J. G., insulation of high voltages in vacuum, (A) 3575Truat, L., with othems, masking of speech, (A) 8867

TUn, L. C., and It. C. Chu, harmonic osci!lation of quartz crystal,471

Tiaker, D. 0., forced oscillations and synchronization of oscillatoa,(Al 88; transient response of filters, 870,11, of tuned-circuit cascades, 3204

Takr, D. P., radar fire control, (Al 18Tucket, W. J, plastics in the tropics, 349

and R. S. Roberts, Plastics for Electrical and Radio Engineers(B), 1

Taeke, W. 8., sound absorption in Helmholtz resonator,Tgwan, J.. L., with others, development in design engineecing,

2898, materials, 18Tiller, W. 0.. microwave beam aerials, 1467

T J resistance-temperature coefficient of thin Bi films, 1878C5. .L 8., Photography in Engineering (B), 1897

xPr., amplitude modulation-depthmeter,W297; microfaradmeters, 978; multi-range milliammeter, 1I86; RadioTest Instraments (B), 1007 ; 28-54 Mc/s transmitter,

Tamer, W. E. ., Elements of Glass Technology for Scientific GlassBlowers (ll),

Tuney. T. H, testing deaf aids, 1441Tatingy, W., ventilation of radio receivers, 1419

le, . Jl., pulse-integrating circuit, (Al 1469; series andparallelinpedance components, 1805

vander 3. A. (3, H.), Rotalix tubes, 327; X-ray progressin Burope, 1372

Tl, K. 8., Modeem Radio (B), 814Tyne, 0. 3. L., early valves, 469,268M

U

Ubbede, A.IL.,and I. Woodward, structureand thermalpropertiesof crystals,

Win, P. I., with others, photo behaviour of thailous sulphide,

Ula i.i,suignal amplitude discriminator, 15Utrqart, B. C, with others, h.v. electrostatic generator, (A) 3777

US. Or _anr Der, Eniar calrculator, 98U.S. SIg Oorps, atmospherics locator, 1860

V

Valeate, 0. ., with J. E. Reilly, voltage regulator, ) 8614Va UMa, L C., beam-shaping in aerial design, (A) llVae, A. W. (W. AL with others, Electron Optics and Blectron

Mico-pe IB)Bf 2Vad, V., Prague conference on X-ray applications,Vn de GnatiS H. 3., with others, h.v. electrostatic geneator,

(A) 37a7Van ItebeaILk. See van Itterbeek

11

12

Van L Uwn, E. Q., and W. F. Gunning, strain gauges, 2262Van Valkenbarg, H. B., ionization gauge, 2920Varden, L. B., with J. Robins, photocell control for colour printing,

203Varley, 1. C., with D. Lack, radar echoes from birds, 332Vasko, A, infra-red radiation study, M88Vaughan, E. W.. with others, model aircraft-aerial measurements,

(A) 1448Vaughan, J. T., and J. W. Williamson, induction-heating coils,

148, 22nVeazie, E. A., 6AR6 beans tetrode, 3120Vecohiacehi, F., u-h.f. radiotelephone links, 3750Veasco, J., parallel-tube fidelity amplifier, (D) 2464Venable, D., dielectric heating fundamentals, 1000Vereshehagin, L. F., with B t.M. ul,permittivityofbarium titanate,

1881Vernon, W. H. J., corrosion causes, 807Vertzner, V. B., electron microscope of C.S.S.R. State Optical

Institute, (A) 1948, 3074Vieth, L., beachmaster announcitig equipicent, 28C2Vilbig, F., and J. Zenneck, Fortschritte der Bochfrequenztechnik:

Vol. 2 (B), 813Villard, 0. G., Jr, radar countermeasures, 2588; whistles from

meteors, 918Vinograd, J. R., with others, electron microscopy, 1950Violet, F., and K. Lecuir, ceramias technique, 3327Vissers, W., Jr, inipedance measurement with c.r.o., 1678Vladimir, L. O., low-impedance loop aerials, 3187Vladimirak, V. V., e-m. wave propagation along single wire, 88Vlasoff, A. A., electron plasma theory, 1810, 3676Vlasoff, A. 1., electrostatic lens field calculation, (A) 1946, 3706:

m.aFgnetic lens with minimum spherical aberration, (A)198, 3704

Vogt, K., with J. Grosskopf, polarized radiation, (A) 1330Volt, C. A., public address svstem, M31,1162,1438Volfenant, G., with D. G. Taylor, electronic aircraft control, 156Voss, -., with -. Seuten, surface hardening of steel by induction

heating, (A) 897Vul (Wul), B. NL, high-permittivity aerials, 3839; permittivity

of seven titanates, 347- and I. M. Goldman, permittisity of barium titanate, 236- and G. I. Skanavi, bf. ceramic capacitors, 3779-and L. F. Vereshchagin, permittivity of barium titanate, 1881Vvedenski (Wwedessky), B. A., u.s.w. refraction in troposphere, 403

WWAdde, IL C., R. C. Dratowski, and W. N. Blatt, precipitation

static aircraft instrumetstatito, 1992Waddell, J. 1., wide-angle high-speed camera, 2364Wagner, C. F., electronics in electric power industry, 991Waidih, D. L., a.f. power measurement, 1284 amplifier input

impedance measurement, 970; high-resistance d.c. volt-meter, 1590 ;steady-state operational calculus, 1276, (D)329

Wakield, IL C., post-war communications, 2304Weld, S., equivalent aerial circuit, 863Waldmuier, W., solar corona problems, 77 ; sunspot numbers, for

1945, 268, Oct./Dec. I45, 1829, Jan./March 1941, 265;sunspots, prediction of next maximum, 260

Walerstein L. with others, electrical properties of germaniumalloys, 2216

Wlker, J. L, h.f. alternators, 2347Walker, P. B., with W. D. Richardson, B.B.C. mobile transmitters,

466Walr, IL A., with others, effect of altitude on speech and hearing,

(A) 3SWaler, L C., Electronic Rquipment and Accessories (B), 707,9281-- with others, " Electrical Engineer " Reference Book (B), 1140Wall, T. F., magnetron and klystron, 2082Wallenstein, J., with others, triode for 600 Mr/s, (A) 1730Wailer, L. C., with D. A. Grifhn, audio-modulated detection, 284,

308Wallman, H., stagger-tuned wide band amplifiers, (A) 1462Walter, J. B., and XV. D. Hershberger, microwave absorption in

gases, (A) 3684Walton, E. T. S., with M. G. Kelliher, spark-generated cm waves,

1101Wala, F. C., with R. K. McCombs, pulse generator, (A) 1488Wang, C. C., secondary-emissiou velocity-modulated valves, (A) 1400Wang, I. R., with others, relative nature of electromagnetic

radiation, 3262Wang, P. Y., with A. C. Schwager, transmission-line diagranis, 548,

(D) 2137WUag, T. J., with I. Paul, betatron pulsing svstem, 1211Wanger, W., Brown Boveri h.v. laboratory, 3134Warburton, F. W., reciprocal electric force, 1517Ward, . C., Jr, scientific research in war, 50lWae, L. A.. and H. B. Phillips, electron transit time, 1735Ware, P. H1., coaxial cable testing, 114Warnecko, R., velocity modulated valves, 2302Warner, A. J., jacketing for h.f. cables, 831, 292; problems of

u.h.f. cable manufacture, 846Wartenberg, W. S., electrical measuring instrument for the blind,

1912Washburn,H. W., with others, conmputer for simultaneous equations,

1927Wahburne, RI. and A. Williams, future of amateur radio, 1134Wasseil, H. J. EL, keying of r.f. transmitters, 480Waterfall, F. B., with others, electrificatiort of aircraft, 1993Waterton, F. W., with J. M. Mneek, h.v. vacuum electrometer, 374Watkin, W. H., receiver servicing equipment, 34Watson, C. W., ground-controlled approach for aircraft, 622Watson, D. 8., skiatron in radar display, 2404--with others, radar displays, (A) 1867Watson, J. 6. L., applied electron microscopy, 1318; filmless

satmple mounting for electron rnicroscope, 1821Watson-Watt, IL A., radar in war and peace, 88von Wattenwyl, A., with W. Amrein, c.r. tine-intersal measuren ent,

864Watters,& L., with A. H. Sharbau,,h, 1.37-cm communication, 3081Watts, C. B., Jr, with others, aircraft u.h.f. course indicator, 93Watts, J. 61, solar noise, 1824

with others, detection of rapidly mosing ionospheric clouds,628

Wayne, T., aircraft equipment servicing, 2442Weatherwax, R. C., and A. J. Stamm, electric resistivity of resin-

treated wood, 1269Webb, C. E., with K. S J. Spilsburv, calibration of Grassot flux-

nmeters, 372Webb, W., with R. C. R.ayimond, radiation resistance of loaded

aerials, (A) 3183Webb, W. L., with A. C. Omberg, aircraft position plotter, (A) 13.68Weber, E., metallized-glass r.f. attenuators, (A) 1578Weber, H., insulation fault detection in cables, 427Weber, M., electrorir counters, 50Week, J. R., capacitor life testitig, 3778; polystyrene capacitors,

2343Wehe, 61. G1., quartz crystal plating by evaporation, 941Weighton, D., delay-line frequency modulator, 478Weijers, T. J., frequency modulation, 3062, vs a.m. for broadcasting,

3730Weill. A. D., with S. Field, Electroplating, A Survey of Modern

Practice, including the Analysis of Solutions (B), 1270

Part II-PROCEEDINGS OF THE IRE

Weller, P. (G., poiwer operated meter recorder, 1388Weer, P. K., with others, image orthicon, (A) 1704, 3086Wein, 8., Metallizing Non-Conductors (B). 2613Weiss, W. L, nerve stimulator, 1609Weisskopf, V. F., with E. Conwell, theory of impurity scattering in

semiconductors, 2216Weisz, P. B.. G.-MU tube fire detector, 2987

and W. F. X. Swanmo, elecirori and mesotron ionizatioli incosroic rays, (A) 3601

Wells,G. M1., with A. J. Biggs, qluartz crystal asctivity imeasureiment,989, 2825

Wells, B. W., J. M. Vsstits andID. E. CGeorge, detec.tion of rapidlymoving ionospheric clouds, 3279

Wells, N., quadrant aerial, 1455Welsh, R. R., with others, pulse altimeter, (A) 1528Wente, E. C., axnd R. Biddulph, light-salte for film sound-recording,

8C. A. Iovell and J. Fittuller, tone synthesis, (A) 3613and others, stereophonic sound-fliss equipment, 5

Wentz, J. F., r.f. cable design, IA) 2130Wert, C. A., with others, fire-coistrcl radar, 810, 1260. 1534Werthminller, A., with W. (ericcr, electric heater hum, 199Wertli, A., effect of sleet on h.v. transokission, 3416West, 8. S., ione detectors, 1628West, W., Reuters' wireless services, 3749Westendorp, W. F., voltmeter for electroes accelerator, 3672---ad X. E. (Charltoni, 10-V eltectroi accelerator, 438Westinghouse Blectric CorPn, industrirl r. f heatuig problems, 1307Wbaley, R. M1., cud I. Lark Horovitz, effect of atm osphere on Ge

rectifiers, (A) 3831Wheeler, G. J., insxpedance conversion, 38Wheeler, M. S., self -balancing phase inverters, analysis, 1195Whinsery, J. R., with H. W. Jamieson, power implifiers with

disk-seal valves, 2866Whitalker,J. N., capacitance r.f. switching, (A) 2070White, A. B., electric strain gauges, 2990White, 13., bsroad-band regenerative receiver, 719; h.f. signal

generator, 1605 ; receiver signal tracer, 2642White, F. T., water and high pclytioers, 1560, 2986, 3641White, J. B., niicrophone inspedance analvsis, 3632White, J. G., contrast expansion, 304, 1792, (D) 1793White, -T. J., vertical rhombic aerials, 2144White, W. C.,bibliography of electronic applications,2665; glossaryof " trons", 1393 ; post-war valve business, 248Whitehead, J. W., with A. J. Muiir, ce.r. tube for mnodulation at

u.h.f., 3789WhiteleY, A. L., servo systems, theory, (A) 2013Whitney, L. V., and A. I). Hasler, photoelectric fish counter, 1830Widmer, A. E., corona voltisseter, (A) 2130Widmer, V., with H. Fehlmann, induction ftrnace plant, 3375Wiedenbeck, I1 L., counters for nuclear spectroscopy, 12Wieser, P. M., with J. P. Egan, speech intelligibiility and frequencydistortion, (A) 3626Wiggins, A. M., electromechanical anslegs in acoustic design,2447; unidirectional crystal noicrcphone, 1434

with H. E. Illithorn, isoise in differential microphones, 1160Wilbur, D. A., with others, split-atiode inagnetrons, 100-840 Mcfs(A) 3479 ,Wilcox, D. E., with others, computer for simultaneous equations,1927Wilder, H. F., teleprinter regenerator, 2041Wilda, 1.L P., extended-range television reception, 463, 1093Wilhelm, 6. T., wide range impedance bridge, 378Wilkins, 11. H. F., with G. F. J. Garlick, phosphorescence, 1808

--with J. T. Randall, phosphorescence, 1808Wilkinson, M., aecoustics and flight of bats, (D) 621Willard, G. W., air-seal test set for crystal uisits, 441 supersonicinterference at angular reflection, (A) 1146Willett, H. C., Descriptive Mleteorilogy (B), 920WiUey, F. ff., electrical solution of thernial problems, 389---with D. W. Moore, Jr, radio teleti.etering, (A) 1813Willey, IL E., infantry combat commueinications, 1997Wilims, A., with R. Washburise, future of amateur radio, 1134Williams, A. C., Jr, acoustic interisitv distribution from concave

source, 820Williams, A. a., Jr, and W. R. Clark, power-level recorder, IA) 1578XW. R. Clarkand R. E. Tarpley, potentiometer recorder, 2249

recorder for flight testing and spectroscopy, (A) 1911Williams, E. J., test of significance, 3492Wiliams, E. Il., r.f.spectrum atialvsers, 979Williams, F. P., oscilloscope using maiiis as timebase. 2717Williams, 13., aisd H. C. Bolton, impedance concept applied to

waveguides, 3178William, G. A., temperature indicating compounids, 8696Wilams. H. J., domain patterns on Si-Ft ,stalu, (A)32S1Willims, H. P., h-f. band-pass filters, 896, 896, 1498, i804; * .s.

units, 3493; vertical vs horizontal polarization for tele-vision, 2289

Williams, J. A., crystal-driven modulator for d.c. amplifiers, 667Williams, H. R., 350-W vibrator power supplv, 2362Williams, IL C., and R. W. G. Wyckoff, nietallic shadow-castingin microscopy, 1318

with others, electron tmicroscope shadow-casting unit, 1007Williams,& C. G., radio servicing, (D) 2686Williams, S. B3., and R. E. Kern, stress measurement, (A) 193Williams, S. E., Knudsen absolute mnanorneter, 2918Williamson, J. W., with J. T. Vaughan, induction-heating coils,

148, 2271WilIis, E. S., filter for broad-band carrier systerns, (A) 1787,2185WilloughbY, E. 0..field plotting, 2814Will8haw, W. E., and E. C. S. Megaw, magnetron, 3113

with others, u.h f. radio imceassuremisents, 1914, (A) 2983Wilson, A,J. C., losses its Fe-Si alloy crystals, 1271Wilson, J. N., with others, electron microscopy, 1950Wilson, W., The Cathode-Ray Oscillograph in Industry (B), 3797

with t. Slartshorn, mnoisture tneter, 388, (A) 933, 2663Winchell, A. M..with A. K-Anderson, flexible wave guides, 3643Windred, G., mith cthers, " Electrical ECngineer" Reference Book

(B), 1140Wing, A. H., with others, irarismission Lines, Antennas and "lave

Guides (B), 665Winget, D., tone control circuit, 26Winlund, E. S., dielectric heating, basic factors, 3376, in furniture

industry, 2272Winn, 0. R., with L. H. Lyini, marine radar for peacetime sse,

(A) 1847,In 2578Winner, L., Broadcast Engineers conference, (A) 2143Winter, D. P., fast sweep synchroscope, (A) 3770Winter, L. L., and H. G. MacPhersois, operation of graphite anodes,

1106Winters, S. IL, dielectric heating illfood preservation, 2654 ; radar

storm trackiotg, 1541; radio-controlled target aircraft, 1323Wireless Engineer, Phvsical Society exhibition, 1138Wireless World, aerials, elementary theory, 2821, 3544; aresy

cuoisccscunicction set No. 10, 470, 2706; British radiolegislation, 1138, cathode follower, 41; comssunicationrecciver Rt.115, 3029 ; cotoponent values for differ-entiating circuit, 2839; corner loudspeaker deflectorlcafflcs, 2461; d.c restorer circuit, 900; Decca navigator,1242; enenly broadcast monitoring, 197; exhibitions,

h,ysical Society, 1288, Radio Conoponent Masnufacturers,2047 - frequency response with cathode bias, 874 ; 1.f.tone correction, 26532; mine detector, 2M88; multi-carrier comn.unication system, 1367, 2712; negativefeedback, 1192, 1193 s (A) 1790,and hum,2514; proximityshell fuse, 89; p lulse osetbods of navigaiioo,927; pulue

,uodulatiin, 421, 1352, 2008 Pve television system,459, 778 t quality amplifiers, 261, 878, (C) 1200 radarfundamentals, 85, 328, (C) 1248, 1247, 128; radiocouitermeasures, 1059 ; self -soldering for repair of field-telephone wires, 358; simple ohnsuseter, 1291 ; super-regenerative receivers, 260; telepathy aisd radio, 618;wide-band amplifiers, 1190, 1789, 2508

Wisk, F., selsyn isudicators for telemeterinig, 168Withers,RLA.J., with D. S. Perfect, photoelectric timing of moving

body, 3081Witten, E. A., naval radar, 614 ; pocket tine-signal receivers,

1954Witty, R., high-vacuuni pusops, 356Woernley. D. L., with L. G. Hector, persfsittivities ef various gases,

1884Wolff, I., and others, pulse altimeter, (A) 1328- s-with others, f.o,. alticneter, (A) 128 telerson aircraft nvi-

gation, 1648Wonsowicz, J,, and H. S. Drier, 1i35-500 XMtcs sigiial generator,

1298Wood, F. W., with J. Baniono, cause an(d effect isl 1F. layer, 1839Wood, H., television v.f. stage, 3804Wood, K. A., isterrogator beacons, 1849Wood, R. G., valve vectors, 53Wooding, X. A., phase noodulatios, 1672Woodmsn, E. H., electroxiics in waterway developnlent, 137Woodman, L. hi., cathodic protectioli of buried netal structures, 93Woods, i. C., antcsospheric huniidity noixcogram, 3059Woods, K. W., os illatorless superheterodyne, 160Woodward, I., with A. R. Cbbelohde, struteture and thermal

properties of crystals, 1258Wooldridge, D. E., signal asid noise levels in magnetic tape recording,

(A) 1754, 2804Wooster, 1N., and XN. A. Wooster, preparation of synthetic quartz,

3312---with is. A. Wooster, control of electrical twinning in quartz,

1874Wooster, W. A., saw for cutting very hard materials, 2949

and N. Wooster, control of electrical twinning in quartz,1874

with N. XVooster, preparation of synthetic quartz, 3312Worthy, W. D., with H. Motz, calculation of magnetic held by

relaxation, 658, (A) 1573Wortman, L. A., tone control circuits, 8170Wouk, V., timer circuits, 2832; vacuumo leak tester, 16i0- with W. M. Brubaker, vacuum leak tester, 1661Wrathall, L. RI, f-m. using nonlinear coils, 2381Wreddon,J. H., with H. W. Chatfield, Varnished Cloths for ElectricalInsulation (B), 3848Wright, E. G., and S. Deutscher, electrostatic field mapping, 963Wright, P. B., attenuating netwsorks, theory and design, 60, 880Wright, IL R., Electronics Laboratory Manual (B), 1742Wrobel, H. T.. and H. H. Chamberlain, testing of photocells, 2036Wroe, . N., attenuation equalizer design, 368Wulf, 0. R, geomagnetism and atniospheric circulation, 69;

solar radiation and geomagnetisax, 1822Wwedensky, B. A. See Vvedenski, B. A.Wysnt,RA., contact resistance in spot welding, 1890Wyart, J., action of water and ROH solution on silica, 2928Wyckoff, R. W. G., electron miicroscopy, applications, 8, frozen-

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1318

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z

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945Zel'dovich, Ya., and L. landau, liquid and gaseous metals, 3889ZeUle, J., programme switching, 1726Zeluff, V., aircraft radar, 2098 ; electronics, in aviation, 137, for

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