index to geophysical abstracts 136-139 - usgs · 2011. 11. 15. · index to geophysical abstracts...

Index to Geophysical Abstracts 136-139

GEOLOGICAL SURVEY BULLETIN 966

Abstracts of world literature contained in periodicals, books, and patents

UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON : 1952

UNITED STATES DEPARTMENT OF THE INTERIOR

Oscar L. Chapman, Secretary

GEOLOGICAL SURVEY

W. E. Wrather, Director

For sale by the Superintendent of Documents, U. S. Government Printing Office Washington 25. D. C. - Price 15 cents (paper cover)

INDEX TO GEOPHYSICAL ABSTRACTS 136-139, 1949

AUTHORS INDEX

ANo. Abst.

Abeles, Florin, On the propagation of electromagnetic waves in stratified media._._____ 136 10804 Two theorems relating to the propagation of sinusoidal waves in stratified media of any

kind........ ..--... .. ... ---------.--------------.-.----.-_.-......._ ...... 139 11551Abrams, A. J., Geophysical prospecting method, U. S. patent.._________________ 137 11188 Location of buried hydrocarbon deposits, U. S. patent...____.___________ 137 11189 Affleck, James, Aeromagnetometer profile flown from Venezuela to Texas____________ 138 11230 Agocs, W. B., Sea bottom slope determination from water sound arrivals..__________ 138 11258 Curves for the rapid determination of refraction seismograph velocity intervals and

critical distances_ _ ... __.________.___.____________ 139 11499 Agostinelli, Cataldo, On the variation of angular velocity of the earth during a lunar month_ 139 11613 Aiken, C. B., Phase selective signal transmission system, U. S. patent_____________ 139 11653 Airborne Instruments Laboratory, Polar recorder......__________________.. 136 10865Air Council of the United Kingdom. See under U. S. War Department and U. S. Navy

Department.Akashi, Kuzuhiko. See under Nagata, Takeshi. Albaugh, F. W., Well logging, U. S. patent..............................................'...... 137 11186Albuquerque Cavalcanti, B. A. de, Altimetric-Stereo-Corrector, U. S. patent.._________ 136 10998 Alivorti, Qiuseppina, A new method of measuring the radioactivity of soil air..________ 136 10879 Aliverti, Qiuseppina and Lovera, Q., On the emission of radon from the soil.._...._....... 138 11316 Influence of certain meteorological factors on the diffusion of radon into soil air_____ 138 .11316 Alldredge, L. R., and Keller, Fred, Preliminary report on magnetic anomalies between Adak,

Alaska, and Kwajalein, Marshall Islands...___________..______.___ 139 11472 Alien, T. L., Problems in marine seismic exploration_................................ 136 10810Alien, W. D., Flexible electromagnetic wave guide, U. S. patent..._____._;...____ 138 11398Almond, Hy. See Lakin, H. W.Al'pin, L. M., Dipole electrical sounding..____...._______._____________ 136 10866Alvarez, L. W., Radio distance and direction indicator, U. S. patent_________.____ 139 11670 Alvarez, Manuel, Geophysical methods.._________________._____.__.___ 136 10737 Porosity and permeability in relation to gas injection in an oil field...____...._.. 139 11604 Andreev, B. A., Some problems of exploratory geophysics related to Dirichlet's problem___ 136 10745 The calculation of the spatial distribution of potential fields and its utilization in explora

tion geophysics, part 2..................................................................... 139 11605Armstrong, L. C., and Davidson, D. M., The practical view in geophysical exploration for

metallicores......... ............. .............. .. -.--....-........ ........._ 136 10738 The practical view in geophysical exploration for metallic ore bodies......________ .138 11202Armstrong, Walter, Method of detecting and measuring radiant energy for locating subterranean

petroleum deposits, U. S. patent._.__......__....__ ........._ __...__ 136 10977 Apparatus for detecting and measuring radiant energy for locating subterranean petro

leum deposits, U. S. patent_____._____.______.__..._____________ 136 10978 Apparatus and method for detecting and measuring radiant energy for locating subter

ranean petroleum deposits, U. S. patent-__.__..-._...._...._.._..____ 136 10979 Apparatus and method for detecting and measuring radiant energy for locating subter

ranean petroleum deposits, U. S. patent-___________.__________._____ 136 10980 Apparatus and method for detecting and measuring radiant energy for locating subter

ranean petroehim deposits, U. S. patent....__.______..._____.__.....____ 136 10981Arringdalc, R. L., Teleseismic detecting, signaling, and recording, U. S. patent....______ 139 11647Ashirov, K. B., The problem of the sub-salt oil of southern Emba oil field. _.........____ 136 10930Athy, L. F. ( Method of making geophysical explorations, U. S. patent__.................__ 136 10988

253

254 GEOPHYSICAL ABSTRACTS 136, JANUARY-DECEMBER 1949

BNo. Abst.

. Bacher, Konrad, Determination of the elastic constants of rocks by supersonics..________ 139 11606 Baecher, B. J., Self-balancing potentiometer, U. S. patent.___________________ 136 10973 Baeschlin, C. F., Textbook of Geodesy.______________________________ 138 11219 Baker, W. R., Radiation detector, U. S. patent__________________________ 138 11414 Baker, W. R. See also Curran, S. C. Banerji, S. K., On some observations of microseisms in India, with particular reference to the

theory of microseisms_____________________________________ 139 11500 Bankovskil, V. A., Qeothermal conditions in the coal mine Shcheglovka 100. _________ 139 11583 Barber. N. F., The magnetic field produced by earth currents flowing in an estuary or sea chan

nel........ - _ . .- _ ..- _ 136 10766Barnes, V. E., and.R'omberg, Frederick, Observations of relative gravity at Paricutin Volcano., 136 10746

See also under Romberg, Frederick.Barret, W. M., Exploring the earth with radio waves_______________________ 138 11306 Bartels, Julius, Geophysics............._.____.____._________________ 136 10811Bartels, Julius, and others, Geophysics, part 1. _________________________ 136 10739 Bartholy, F. E., Radio direction and range indicator, U. S. patent_______________ 137 11194 Bastings, L., Measurement of explosion shock on a concrete pier_________________ 138 11259 Baurmash, L. See Cassen, B. Baver, L. D., Soil physics, 2d ed......___________.____________.________ 136 10943Bazhaw, W. O., Geophotometric mapping_______________ .__________.._ 138 11382 B. B. Z. Bergbau-Bohrtechniker-und Erdol-Zeitung, The French Petroleum Research Insti

tute.... .....................-. ._-..-..._.-.._-..-........._..._.-__._.____.__._______ 139 11442Bedford, A. V., Contour indicating device, U. S. patent..___________.________ 139 11677 Beers, R. F., Some problems of magnetometer surveys_____________________.. 136 10767 Beers, R. F., and Shugart, T. R., Seismic velocities at Bikini.._ ___________.___ 136 10812 Beharrell, J., Absorption of alpha rays in thick sources._____________________ 139 11558 Behrmann, R. B., Geophysical history of the Reitbrook salt dome and oil field near Hamburg,

northwest Germany.______________________________________ 136 10813 Belffikov, M. F., On the relation of geoisotherms to the pre-Cambrian relief of the Russian plat

form....................................................................................... 137 11125Bell, A. H., with Workman, L. E., Deep oil possibilities in Illinois..______________ 139 11630 Bell, G. K., Explosives and petroleum._________________________________ 136 10814 Bell, P. R. See Jordan, W. H. Bell Telephone Laboratories, Magnetic airborne detector, investigation of magnetic noise; with

supplemental report..________________________----------__...... 136 10768Belluigi, Arnoldo, Use of applied geophysics in mining-__ 137 11100 Bemrose, John, Heggblom, J. C., Holt, T. C., Richards, T. C., and Watson, R. J., The Bahamas

airborne magnetometer survey .-_.._ . . 136 10769 Benfleld, A. E., The effect of uplift and denudation on underground temperatures 138 11331BenioS, Hugo. Device for transmitting and receiving compressional energy, U. S. patent___ 136 10967 ' Spark transmitter, U. S. patent___________________________ 136 10968 Earthquakes and rock creep...._________.__._________._._____ 138 11260 Device for transmitting and receiving compressional waves, U. S. patent...__....... 138 H403Bennett, A. I. See Marshall, F. H.Bergb, H. See under Vogt, ThoroH.Beringer, C. C., Geologic dictionary, 2d ed._ _____________________________ 136 10944 Berman, Samuel, Locator, U. S. patent.._.._...-..-.--- . 136 10972 Bermudez, A. J., Report of the General Manager............ . .............. . iss 11203Berroth, Alfred, Contribution to Bessel's experiment to prove the equality-of liquid and solidmasses...... . is? now

Geometric and static flattening of the earth derived from the periodic terms of the moon'smotion... - - 137 1101°

Berson, I. S., On the determination of seismic velocities from the initial points or SUTficial hO(IO- 'graphs of Mintrop waves.. ise losis

Bcrsudskil L E> Magnetic properties of rocks as determined by their content of ferromagneticsubstances ... . ........... 136 10770

Bilibin, I'D. A., Problems of the metallogenic evolution of geosynclinal zones.................... 136 10931Birch. Francis, The effects of Pleistocene climatic variations upon geothcrmal gradients. 137 11126 ' Flow of heatin the Front Range.. .. . 138 11332Birkenhauer, H. F. See Stechschulte, V. C.Birnbaum, A. K., Suspended torsion balance, Oerman patent.- - 130 10957

Bjarnason, B. S., Intensity, intensity ratio, and phase difference measuring system for geophysi cal prospecting, U. S. patent-....-..--- ... - . 139 11652

AUTHORS INDEX 255

No. Abst.Blackburn, R. K, Piezoelectric temperature measuring and control system, U. S. patent. 137 11199 Blazey, E. L., Rayner, J. M., and Nye, P. B., Geophysical report on the Norseman area,

Norseman............... . .. 136 10867, Bleeksma, Jan, Geiger-MUller counter, U. S. patent- 138 11418 Bleil, D. F., Induced polarization a method of geophysical prospecting. _ ________ 136 10868 Blum, V. J. See under Macelwane, J. B.Blumberg, R. K., A'new displacement seismograph:. . 138 11261 Boaga, Giovanni, Gravimetric tying of the Padova and Pisa stations.... 138 11220 Establishment of ties between two contiguous geodetic networks of bordering states__ 138 11221 Treatise on geodesy and topography with the elements of photogrammetry. 138 11222 Numerical calculations-- .... . . . .. 138 11383Boiero, Jorge. See Novitzsky, Alejandro.Boletin Minero, Magnetic surveying___.... : 136 10771Bondurant, J. E. See Do Biisblanc, D. R.Boone, A. R., A report on the Poulter method of exploring for underground petroleum reserves.. 139 11501Borkowski, C. J., Alpha particle counting, U. S. patent....____.. 138 11413Bousquet, A. G., Counting-rate meters versus sealers ___.. 137 11154Braadlie, 0. See under Vogt, Thorolf.Brant, A. A., Geophysics, a tool for mining exploration_________ . 436 10740 Some limiting factors and problems of mining geophysics___.. 137 11135 Breed, 0. B., and Hosmer, G. L., The principles and practice of surveying, 6th ed _* 136 10945 Brekhovskikh, L. M., The field of refracted electromagnetic waves in the problem of the point

source.-.--..._....___.___.__.._._.____.__.____.._________ 136 10869Bremner, J. W. See Poole, J. H. J.Brian, J. M., Radio remote-control system, U. S. patent.____ 137 11196Bringhenti, Plinio, and Leva, Marcello de, Production of electric energy from endogenetic

thermal sources of Tatio, Antofagasta province.. _._ . 136 10894 Brodie, G. H., Origin of shallow structures in west central Texas______._________ 139 11614 Brooks, B. T., Role of active-surface catalysts in formation of petroleum_ .._'_. 138 11367 Broser, I., and Kallmann, Hartmut, Measurements of a-particle energies with the crystal fluores

cence counter.......______________ ...:._______...______... 139 11559Brown, D. R., Galloway, W. C., Robertson, J. R., and Silvey, G. A., A self-contained recording

pressure gage..._____.___________ - - 137 11155 Brownlow, 0. S., Seismometer case cover, U. S. patent.___________.__'.______ 138 11407 Brace, W. A., Well analyzer, U. S. patent. , . . 138 11422Bruckshaw, J. M., The application of geophysics to geology... 1.. 136 10772 Geophysics and economic geology___ . . . 138 11204 Bruckshaw, J. M., and Robertson, E. I., The magnetic properties of the tholeiite dykes of north

England.......................... .... ._____ 139 11473Brylinski, Emile, On the couple exerted by a magnetic field on a magnetic moment..___._ 139 11474 Buckner, H. M., Geophysical history of the Buckner field, Lafayette and Columbia Counties,

Ark......... ..... .............. .. ... .. ............................ 137 11054Bullerwell, W., A gravitational survey over a concealed portion of the Warburton fault, near

Lymm, Cheshire........................__.......................__........___... 137 11011Burg, K. E., A new light-weight portable gravity meter..________j____________ 136 10747 Burgaud, Maurice, Magnetic observations made at the Z6-Se station.._____________ 136 10773 Burmeister, P., Anticipated secular change of magnetic declination in central Europe during the

coming years..._____....___.___________.________.______ ........ 136 10774Burton, C. J. See Schneider, W. C.Burton, G. A. See Thomsen, H. L. .Burtt, B. P., Absolute beta counting..___________________.__________ 139 11560Bush, R. E., and Myers, J. P., A composite radio-activity log of the east Texas basin_____ 139 11589Busingnies, H. G., Tridimensional obstacle detection system, U. S. patent..................... 137 11195Buwalda, J. P., Unusual opportunities for training in geophysics at the California Institute (of

Technology)............................................................................... 135 10914Byerly, Perry, The University of California seismographic stations....................__._ 138 11262

C

Cagniard, Louis, Importance of the phenomena of anisotropy in the problem of interpretation ofdata of electrical sounding and practical consequences..____.____________._ 137 11101

Cagniard, Louis, and Gloden, Albert, Experimental determinations of the intensity of gravityin Luxembourg_. __.__. ____________________._.________ 139 11453

Cagniard, Louis, Gloden, Albert, and Lucius, Michel, On the construction of a gravimetric net work of the Grand Duchy of Luxembourg.....__.___.........._____....___.. 137 11012


No., Abst.Oailleux, Andre, Studies in frozen ground____________________________. __. 138 11368 Caloi, Pietro, and Lo Surdo, Antonino, A new damping mechanism for seismographs of the

Wiechert type.--...-.-.--.-.._....-.--.-_.__._...................................... 137 11055Caloi, Pietro, and Peronaci, Francesco, The Turkestan earthquake of November 2, 1946........ 138 11263Caloi, Pietro, Lo Surdo, Antonino, and Peronaci, Francesco, Determination of the maximum

acceleration caused by a macroseismic disturbance.___.._____...._.__..__.. 136 10816Caloi, Pietro, Lo Surdo, Antonino, and Ponte, O., Microseismic disturbances caused by vol

canic action_______________________________.__._______.__ 136 10817 Campbell, J. G. See Fash, R. H. Campbell, J. L. P., and Winter, A. B., Production evaluation from radioactivity logs......... 139 11590Camras, Marvin, Magnetic recorder head, U. S. patent .. __.._...... 138 11439Carder, D. S., Travel times in the Lake Mead regions, Arizona and Nevada__________ 138 11264 Carder, D. S., and Small, J. B., Level divergences, seismic activity, and reservoir loading in

the Lake Mead area, Nevada and Arizona.___....__.____.......___-..-... 137 11139Carder, D. S., and Werner, F. H., Seismograph station near Hungry Horse Dam, Mont.._.. 139 11502 Caronie, E. F., and Nash, H. C., A selective relay amplifier for recording WWV time signals.. 138 11265 Cassen, B., Reed, C. W., Curtis, L., and Baurmash, L., Low-rate alpha scintillation counter.. 139 11561 Castany, G., Application of methods of electrical prospecting to a special problem in Tunisia

the hydraulic sills............._.......................................................... 138 11307Castel, J. H., Qasing joint locator, U. S. patent_____.__.____.____________ 137 11184 Castelluccio, Domenico, Wave of infinitely small width as a method of studying phenomena of

wave propagation..________________________......._________...... 139 11503Cattala, L., Gravimetric studies in Madagascar____-...--..--._....__.--......--._ 139 11454Chakrabarty, S. K., Response characteristics of electro-magnetic seismographs and their de

pendence on the instrumental constants........._......._____..._.......__.. 139 11504Chakrabarty, S. K., and Richter, C. F., The Walker Pass earthquake and structure of the

southern Sierra Nevada________________...______ '_........................ 138 11266Chalard, Jacques, Application of the Geiger-Miiller counter to stratigraphy in the coal basin of

northern France..--...-...--...---.--......-.-..-.-.-.......-..-.......................... 137 11113Chao, J. S., and Kao, S. K., The field test of the potential gradient method....___..._.... 137 11102Chapman, Sydney, The supposed fundamental geomagnetic field_____________:__ 138 11237 Charpentier, Jacqueline, Depression centers, microseismic tremor, and sea swell._______ 136 10818 Chen, P. C., and Liu, C. L., Preliminary report on the results of geomagnetic survey in China,

1946-47....................... ........................................................... 136 10775Church, Earl, Theory of photogrammetry...___.._..._...____..._______.. 139 11631Cialdelo, Kenato, Recording of longitudinal waves of short period______..._______ 136 10819Cizancourt, Henri de, The gravity anomalies and deep tectonics of the Pyrenees____._. 138 11223 Geologic interpretation of gravity anomalies in the Mediterranean.. .. . 139 11455 Clark, G. L., The gravitational field on a rotating nearly spherical body .......... 136 10748Olayton, Neal, Correlation of seismic events with geological horizons_ .'...................... 138 11267Clewell, D. H., Geological exploration system, U. S. patent..__________________ 137 11172Coates, J., with Evans, P., Geophysical prospecting for oil in India________ 139 11443 Coggeshall, N. D., and Muskat, Morris, Geophysical exploration of boreholes'by microwaves,

U, S. patent............................................................................... 137 11180See also under Muskat, Morris.

Cobick, K. S., Correlation possibilities in the Sacramento Valley............................... 139 11505Cole, R. H. See Wilson, E. B., Jr.Collett, L. S. See Monsuf, A. K.Collins, G. See Tucker. M. J.Colorado School of Mines Quarterly, Sources of subsurface information...________ i3« 11501Coltman, J. W., The scintillation counter......................................: 138 11317

See also under Marshall, F. H.Columbia University, Airborne Instruments Laboratory, A study of short-time fluctuations in

the magnetic field of the earth__________________________________________ 136 10776 Magnetometer suspensions............ . . - ....... .... .. ... ise 10777 Saturated-core magnetometers__ ..............!.... ..-.---.:........................ 136 10778Commonwealth of Australia, Bureau of mineral resources, Radioactive mineral deposits, geology

and geophysics____________________ _ 137 11114 Conolly, H. J. C., Geology in exploration........ 136 10932Coon, G. W., with Mages, M. L., Magnetic field gauge, U. S. patent. . . 136 10959

S, Rene, On the activity Of radioactive inclusions contained in eruptive rocks 139 11562

On the distribution of radioactive minerals in a granite... 139 11563 On a radioactive inclusion with a strong content of uranium and thorium in a granite... 139 11564

On a new kind of radioactive inclusion contained in eruptive rocks........ ... 139 11565Correns, C. W., and Schumann, H., Concerning the determination of the permeability of rock. 139 11607

AUTHORS INDEX 257

No. Abst.Oortrigbt, W. D., Complications in basement reflection correlation_______________ 139 11506 Ooryn, F. R., Geophysical history of the Apache pool, Caddo County, Okla_________.. 137 11056 Cotton, Aim6, Cotton, Eugene, and Tauzin, Pierre, Remarks on a note by Felix Ehrenhaft and

R.Herzog... ...-......-........_.....-.....-.............. ..._........_..........-. 139 11568Cotton, Eugene. See under Cotton, Aline1 .Coulomb, Jean, Remarks on the comparison of microseisms at two near stations. ______ 138 11268 Studies of microseisms____________________________________ 139 11507 On the formation of microseism trains_____ _____________________ 139 11508 Coze, P., Magnetic and telluric disturbances in Tananarive in March 1946__________. 136 10779 Craft, B. C. See Powers, R. E. Cram, I. H.,Case history, Cumberland oil field, Bryan and Marshall Counties, Okla....._... 136 10820 Case history, Pauls Valley field, Qarvin County, Okla........_.__....__......... 137 11057.Crout, P. D., An extension of Lagrange's equations to electromagnetic field problems____. 138 11238 Cucuzza Silvestri, S., and Ponte, G., Temperature variation of the fumaroles of Etna's lava... 136 10895 Gunietti, Mariano, The nature and the importance of topographic and isostatic reductions of

gravity values_............._..._..._........__........__._.___._____ 136 10749See also under Solaini, Luigi.

Curran, S. C., and Baker, W. R., Photoelectric alpha-particle detector__.__________ 137 11115 Curran, S. C., and Reid, J. M., The properties of some new types of counters..._____.... 136 10880Curtis, L. See also under Cassen, B.Curtiss, L. F., Radioactive standards and methods of testing instruments used in the measure- '

ment of radioactivity.......__....__......____....._.....___.__...__._- 139 11567See also Krasnow, Shelley.

D

Dakhnov, V. N., Exploration of geological formations on the basis of the findings of well logging. 136 10905 Geophysics of an oil field......-............... ... .............................. 137 11134Danforth, L. F. See Mackay, D. K.Darbyshire, J., The correlation between microseisms and sea waves.._____________. 139 11509Dauvillier, Alexandre, and Henry, Pierre, On the gyromagnetic theory....________.... 139 11475Davidson, C. F., A prospector's handbook to radioactive mineral deposits__________. 138 11318Davidson, D. M. See Armstrong, L. C.Davis, R. F., Well logging null recorder, U. S. patent........-.......... .._.... ......... 139 11669Davis, R. M., Oscillographic recording apparatus, U. S. patent._______________. 138 11436Dawes, T. J. See Graves, Arnold.De Blieux, C. W., Photogeology in Gulf Coast exploration..................................... 138 11384De Boisblanc, D. R., and Bondurant, J. E., Seismograph blaster time breaker circuit, U. S.

patent....... .............................................................................. 138 11401Debrach, J., Preliminary note on microseisms in Morocco ....... j________ 139 11510Deegan, 0. J., Economics of aerial magnetics..________..' .....- ._______ 138 11239 New well-logging device being tried by Humble engineers_ _ _______.. 138 11339 New seismic shooting method demonstrated at San Antonio _....___.__ 139 11511 How should you use geophysics?____________.__ __.._______ 139 11608 ' Gulf coast oil Why are these fields where they are?.__________________. 139 11615 Raydist, a method of surveying by use of radio waves...__ ___..... 139 11632Delavault, R. E. See Warren, H. V.Dent, G. E. See under Lee, F. W.Derffigin, B. V. See under Versbinin, P. V.Derry, D. R., Geological mapping............................................................. 139 11633Dessau, G., Past and future of exploration geophysics in India .. . _____ 137 11002 Deutscher Ausschuss fur Baugrundforschung, Recommendations concerning soil investigations

tor engineering structures, 3d ed~____ __-_ _ . . ___ _ 136 10821 Devienne, Marcel, Influence of humidity on the thermal conduction of granulated bodies.. 139 11584 Dingley, E. N., Jr., Radio direction finder, U. S. patent.........-. - ._ .... .- .- 137 11197Dlx, C. H., On the minimum oscillatory character of spherical seismic pulses.. __.__ 137 11058 Microcards, a new method publication_____.._________._________. 137 11156 Use of large computing machines in seismology_.____._. ...._____ 138 11269Doak, J. B. See under Tuve, M. A.Dobrin, M. B., Perkins, Bcauregard, Jr., and Snavely,.B. L., Subsurface constitution of Bikini

Atoll as indicated by a seismic-refraction survey----------.----.-----. ...-...----.. 139 11512Dolberg, C. E., Pulse radio echo distance indicator, U. S. patent..._......._______ 139 11672Doll, H. G., Frequency stabilization of alternating current networks, U. S. patent.. . 137 11186 Well surveying apparatus, U. S. patent______________..________ . 138 11426 Well logging equipment, U. 9. patent..______.__..._...... ____._. 138 11426 Method and apparatus for locating predetermined levels in boreholes, U. S. patent. . 138 11427, Method of positioning apparatus in boreholes, U. 8. patent .. ..______. 138 11428


No. Abst.Doll, H. G., Induction logging and application to logging of wells drilled with oil base mud.... 139 11592 Dreyer, R. M. See under Qarrels, R. M. Due Rojo, Antonio, Airborne magnetic prospecting in the United States of America._____ 136 10780 A contribution to the seismotectonic study of the Atlantic Ocean_____________ 136 10822 A graphic method for determining the azimuth of a seismic ray. _____________. 136 10823 Dyson, J. P. See Graves, J. D.

E

Earp, C. W., and Weston, J. D., Automatic radio direction finding system, U. S. patent___ 139 11673 Eastman, H. J., Method of locating water and gaseous fluid strata in well bores, U. S. patent__ 139 11663 Ebeling, T. A., Radio position finding system, U. S. patent.____________________ 137 11198 Ebl6, Louis, and Thellier, Emile, Magnetic observations made at Chambon-la-For6t during

the years 1942-44.... ._ . ._ _ _.......... 136 10781Eckhardt, E. A., Geophysical activity in the oil industry in the United States in 1947_____ 138 11205 World geophysical activity in 1948__._..._________.____ ...-...-.___ 138 11206. Diurnal variations in the acceleration of gravity______________________ 138 11224 Ehrenhaft, Felix, and Herzog, R. F. K., Concerning the influence exerted on radiations by a

homogeneous and longitudinal magnetic field. ________________________ 139 11568 On the influence of a homogeneous and longitudinal magnetic field on the radiation

emitted by a radioactive preparation_____________________________ __. 139 11569 Electrotechnic Engineering Co., Geiger-Miiller counters...____________________ 137 11157 Elliott, J. O., Map with area position indicator, U. S. patent,___________________ 139 11676 Ellison, M. A., Solar flares and their terrestrial effects_____________.________ 138 11240 Elsasser, W. M., Non-uniformity of the earth's rotation and geomagnetism..._________ 139 11476 Emery, K. 0. Tracey, J. I., and Ladd, H. S., Submarine geology and topography in the northern

Marshalls.................................................................................... 138 11369Enenstein, B. S., Electrical sounding with a single pole______________________ 137 11103England, J. L. See under Tuve, M. A.Enns, T., Radiation survey meter._________________________________ 138 11319Enslin, J. F., Lateral effects on electrical resistivity depth probe curves_____________ 139 11552 Errulat, Fritz, A geomagnetic profile across the Dacia Bank in the Atlantic Ocean_______ 136 10782 Evans, P., and Coates, J., Geophysical prospecting for oil in India___.________._. 139 11443 Evjen, H. M., Theory of low-frequency electromagnetic fields_______________.._ 136 10870 Theory and practice of low-frequency electromagnetic exploration______ ______ 138 11308 Ewing, Maurice, Structure of the mid-Atlantic ridge____________...______.. 137 11140

See also under Hersey, J. B.F

Facsinay, L., Isostatic anomalies of Transdanubia, Hungary, according to the gravity metermeasurements________________________________________________ 137 11013

Fanselau, Qerhard, Concerning the significance of the geomagnetic field computed from dataoflocalobservations.................... . . 136 10783

On anew vertical magnetic suspension-balance______1______________ 138 11241Fash, R. H., and Campbell, J. 0., Petroleum exploration by soil analysis, U. S. patent 137 11178Faul, H., and Sullivan, G., Density correction in beta-ray assaying of rock and mineral samples. 136 10881Pay, C. H., and Tvedt, T. J., Automatic volume control for seismograph systems, U. S. patent- 139 11651Fearon, R. E., Radioactivity measurement, U. S. patent..__._-_._____________.........._. 137 11177. Gamma-ray logging_...____..._____.____......_.._...... ... 138 11340 Neutron well logging___________________._...._._.. 138 11341 Method and apparatus for detecting radiations, v. a. patent isa n^ia Multigrid ionization chamber, U. S. patent.......... . ............................ 139 11654 Method and apparatus for measuring hardness and intensity of penetrating radiation,

U. S. patent._____.__.__-...-.__.___..__._____._.___-.-..--____ 139 11657 Felcli, E. P., Jr., and Slonczewski, Thaddeus, Magnetic field strength indicator, U. S. patent.. 137 11163 Felch, E. P., Jr., Merrill, F. G., and Slonczewski, Thaddeus, Detection system, U. S. patent.. 139 11644Feldman, K., and Wright, Q. M., Diamond drill hole Oeiger-Miiller counters................. 138 11320Ferris, J. G., Ground water hydraulics as a geophysical aid_________________-_____ 137 11136 Festa, C., The functioning of Geiger-Mttller counters._________-______________ 139 11570

Festa, C., and Santangelo, M,, Eadioactivity of the earth.... . - - 136 10882Field, O. S., Wight, S. N., and Saint, S. P., Airplane course indicating system, U. S. patent.. 137 11200Finch, R. H., Volcanic tremor...__......__._ . ...-..-..-. . m 11270Finkelstein, R., The normal reflection of a shock wave__________ '..._.. . 136 10824Fleming,!. A., Oceanography and geomagnetism. _......_....._......__....................... 139 11477

Fonton, S. S., with Kalashnikov, A. 0., Experimental study of the topograpliy of the anomalousmagnetic field of geologic structures by means of models____________ _ ____ 137 11024

Foote, R. M., with Stephenson, R. C., Photogeology a new tool of the mining industry..__ 138 11391

AUTHORS INDEX 259

Ford.R. D. See Stratton,E. F.'Fortsch, 0. See under Reich, H. No. Abst.Foster, W. R., Useful aspects of the fluorescence of accessory-mineral zircon.__...._. .... 138 11354Fricdman, Herbert, Gciger counter structure, U. S. patent_.._...............____..... 138 11415Fritsch, Volker, The measurement of earth's resistivities...___.________________ 136 10871 Propagation of Hertzian fields of high frequency through potassium deposits.._____ 137 11104Frondel, Clifford, Pressure responsive transducer, TJ. S. patent...____.._.._____ 139 ll'C49 Frongia, O., Contribution to the knowledge of radioactivity of metalliferous ore deposits of the

island of Sardinia.....................................__................................ 137 11116Frosch, Alex, Induction magnetometer, U. S. patent____....__...._....___...._. 136 10962Frost, A., Some thoughts on the functions of geology and geologists___.__________.. 139 11616Frowe, E. W., Offshore exploration with gravity meter and magnetometer_......__...__ 138 11225 Exploration in the Gulf of Mexico with the airborne magnetometer__.............._ 138 11242Fu, C. Y., Methods and problems of geophysics.._.__.______._.....________ 136 10741

Gabelman, J. W., A preliminary report of a self-potential survey of the Anglo-Saxon vein,Georgetown, Colo_^......................................................... 137 11105

Oaby, P. P., and Solari, A. J., Geophysical history of the McDonald Island gas field, SanJoaquin County, Calif_____________________....__...__________ 136

Oalfi, John, Equalisation procedures in observations performed with Eotvos torsion balance. _ 137 Galloway, W. C. See under Brown, D. R.Gane, P. H., Logic, H. J., and Stephen, J. H., Triggered telerecording seismic equipment..__ 138 11271 Oarcia Rojas, A., Exploration for oil in 1948_______....________.___________ 139 11444 Gardner, L. W., Seismograph determination of salt dome boundary using well detector deep on

dome flank....._____________________________ _____________ 136 10826 Oarlaud, G. D., Gravity anomalies of northern Ontario__.______.___________ __ 136 10750 Garpncr, E. TJ. See Reed, D. E. Garrels, R. M., Dreyer, R. M., and Howland, A. L., Movement of dissolved materials through

rocks.................... ............................................................... 138 11370Gassmann, Fritz, Concerning small movements in not fully clastic bodies ...... .. . 139 11513Oassmaun, Fritz, and Proscn, Dragutin, Interpretation of the gravity deficiency in the Swiss

Alps...................................................................................... 138 11226Gavrilov, L., The gravitational field produced by an infinite number of circular cylinders__.. 138 11227 Geldart, L. P. See Nordquist, J. M.Gherzi, E., Microseisms: Correlation of microseisms and meteorological data._________ 139 11514 GiSo, Antonio, On the magnetic field at the interior-of the earth.......______________ 139 11478 On relationships between gravitation and electromagnetism deduced from equations of

Codazzi. Application to the general electromagnetic field of heavenly bodies.......__... 139 11479Oilmore, M. H., Relation of microseisms to meteorology.._________________\. 137 11059Gilmore, R. P., Interference eliminator for seismic recording systems, U. S. patent..______ 137 11164 Gimmelfarb, B. N., On the magnetism of cosmic bodies......____________.______ 136 10784Ginzton, E. L., Radio distance measuring system, TJ. S. patent.____.____________ 139 11674 Distance measuring apparatus, TJ. S. patent_..__..___..___..________ 139 11675 Giorgi, Maurizio, Some characteristic features of the microseisms observed in Rome in relation

to meteorological factors._____________.______..___________ 139 11515Oloden, Albert. See under Cagniard, Louis.Gockel, Heinrich, Interaction between two pendular clocks caused by coupling due to sympa

thetic oscillations of the supporting column. _____..___. ____ __ .___ 138 11386Goddard, G. W., New developments for aerial reconnaissance...________________ 138 11385 Goguel, Jean, Geologic constitution of the pre-Alpine depressions of the Saone and Rhone Rivers

from geophysical prospecting. ..___.. __......_... ._ ___ 138 11355Gold, T., Rotation and terrestrial magnetism________....____..____ ___ 139 11480Goldstein, Norman. See Wollan, E. 0.

patent....-.....-...-..-......'----..-......-..-..-...--..-...-..-..--....-_--..---...._ 139 11655Goldstone, F., Geophysical history of the Gibson field, Terrebonne Parish, La__._____ 136 10827 Goodwin, J. S., Core catcher, U. S. patent-_---__-------._.--_..........._.......... 138 11420Goranson, R. W., Effect of pressure on physical phenomena in the crust__________ 139 11516

See also under Tuve, M. A.Gordy, Irving, Sealed potentiometer, U. S. patent,__________.____________ 137 11173 Grabovskit, M. A., Modification of the magnetic properties of magnetite under the influence of

mechanical stresses. ____________________.__________________ 138 11243 Graham, J. W., The stability and significance of magnetism in sedimentary rocks.._____ 139 11481 Grant, R. G., Radioactivity well logging in Mississippi______________________.. 139 11593

225380 52 2


No. Abst. Graves, Arnold, and Dawes, T. J., lonlzation chambers, Gelger-Miiller tubes, and the like,

U. 8. patent. . . _ _ ._ ... . ._ 136 10975Graves, J. D., and'Dyson, J. P., A scintillation counter for laboratory counting of alpha-particles. 139 11571 Greider, Bob, Lithologic logging.______..............__________.____._____ 139 11594Greig, J. W. See under Tuve, M. A. 'Grenet, Gaston, Recording rapid variations of the geomagnetic field by apparatus with a mobile

magnet..... ...... - . 138 11244Gries, J. P., Exploration in the Dakota basin._____I__________'.___________ 138 11356 Griffin, W. R., Residual gravity in theory and practice_______________________ 136 10751 Grigor'ev, I. F., The relationship between ore formation and intrusive rocks___________ 137 11141 Grim, R. E., Differential thermal curves of prepared mixtures of clay minerals_________ 136 10896 Oringorten, 1.1., Long-range flight by single magnetic heading.... ...... .... 136 10946Quimaraes, M. A., and Sampaio, P. A., A circuit for the study of the operation of the Geiger-

Mullercounter----...-.--..-... ... . .................... 139 11572Qulatee, B. L., Geophysical prospecting for manganese...__ ____.._____...__ 137 11015 Gunn, Ross, Isostasy Extended.____________________________________ 139 11617 Gutenberg, Beno, Earth physics__________________________________ 137 11003 Unexplained phases in seismograms_..- . __-.-.-..____...- -__.___ 138 L1272 Approximations in geophysics..__ . .. ......__ 139 11445 The structure of the earth.......... . ..'. ...... ......._.__ 139 11446 Isostasy and its meaning_______.____________________________ 139 11456 Gutenberg, Beno, and Richter, C. F., Deep-focus earthquakes in the Mediterranean region._ 136 10828 Seismicity of the earth_____________________.___._._______ 139 11517 Guyod, Hubert, Portable recording equipment for electric logs__________________ 138 11342 Guzman, E. J., Pemex reports full details of exploration, drilling, and development activities

in northeastern Mexico.._______________________._________ 139 11618

H

Hagen, Werner, The Geiger-Miiller counter and its use in mining industry. ._________ 139 11573 Hagiwara, Takahiro, On the periods of the vibrations that are produced by superposing several

simple harmonic vibrations of different period and amplitude________________ 136 10829 A new device for remote mechanical recording of slow movements...__________ 139 11634 . Hall, S. G. See Zwillinger, Max.Hallman, L. B., Jr., Radio position determining system, U. S. patent._______.._____ 138 11441 Hammer, F. E., and Hoecker, F. E., A new method of measuring the stopping power of several

materials for alpha particles__________ ... 139 11574 Hanahen, P. M., Explosives accidents on geophysical crews._______________..... 136 10947 Handley, E. J., Notes on the migration of steep dips with special reference to curved paths__ 137 11060 Seismograph surveying in central Alberta... . _________________ 138 11273 Harada, Yoshimichi, Hatakeyama, T., and Obayashi, T., The results of geomagnetic study of

the latest eruption of Sakura-jima and magnetic properties of the new ejecta.....___ 136 10786See also under Nagata', Takeshi.

Hardtwig, Erwin, Microseisms and their application to the determination of the thickness of thecontinental masses___________ . _. 139 11518

On the lengthening of the period of the seismic waves__ 139 11519 Hare, D. O. C., Radiation detector, U. S. patent..____________________________ 139 11660 Harsh man, E. N., Structural control of some Philippine ore deposits__-..--..--......_..... 137 11142Hartline, R. E., Radioactivity logging device, U. S. patent.............. ............. 136 1098&Hatakeyama, T. See under Harada, Yoshimichi.Hawkes, H. E., and Lakin, H. W., Vestigial zinc in surface residuum associated with primary

zinc ore in east Tennessee.. . 139 1158&Hawkins, J. E., Method and apparatus for analyzing seismograph records, XT. S. patent___.. 137 11167 HayCOCk, 0. C., Madsen, E. C., and Hurst, S. R., propagation of electromagnetic waves in earth. 138 11309

Hee, Ariette, Thorium in weakly radioactive substances and rocks............................. 137 11117 Investigation of the radioactivity of a granite from the Vosges by the photographic method. 138 11321Heermann, O., Application of seismic reflection methods to salt dome structures.-.._--..__ 133 11274

Heggblom, J. 0. Sounder Bemrose, John.Heiiana, o. A., HOW can geophysics bo of better service to the mining industry?________ 138 11207 Heiland, C. A., and Heiland Research Corp., How can geophysics be of better service to the

mining industry?.......................................................................... 136 10742Heiland Research Corp. See Heiland, C. A.

Heinrich, R. R., Three Ozark earthquakes.. . 137 11061See under Macelwane, J. B.

Heiskanen, W., Isostatic Institute of the International Association of Geodesy ...___ 139 11457 Henie, Hans, Astronomical observations on Hopen... . 138 11245

AUTHORS INDEX 261

No. Abst.Henley, Jack, Correlation between neutron curves and drilling time logs 139 11595 Henry, Plerre. See Dauvillier, Alexandre.Hersey, J. B., and Ewing, Maurice, Seismic reflections from beneath the ocean floor.___ 137 11062 Hersey, J. B., and Press, Frank, Seismic studies of geologic structure of the ocean floor__ 137 11063 Herzog, Qerhard, Eadioactivity well logging method, U. S. patent 1 ____... 137 11175 Method and apparatus for determining the inclination of substrata, U. S. patent__ 137 11187 Radiological well logging, U. S. patent__._____.....__..........._.___ 138 11424 Measurement of wall thickness, U. S. patent________ .... ..___ 139 11658 Radiation detecting device, U. S. patent.__ _.___ ... 139 11661 Method and apparatus for radioactivity well logging, U. S. patent. 139 11664 Method and apparatus for logging boreholes, U. S. patent 139 11666 Herzog, Oerhard, and Wolf, Alexander, Method of determining the permeability of substrata,

U. S. patent....-...-.-.-..._...__._____.______________.____-- 136 10985 Herzog, R. F. K. See Ehrenhaft, Felix. Hess, H. H., Major structural features of the western north Pacific, as interpretation of H. 0.

5485, bathymetric chart, Korea to New Guinea...__.-.....--_.__--_--_..-____... 136 10933 Report of the chairman of the Special Committee on Geophysical and Geological Study of

OceanBasins..... _ 138 11357Hess, V. F., Analysis of the gamma rays from granite and the ionization balance of the atmos

phere... ... ... ............................... ..................................... 138 11322Hieronymus, Hellmuth, Hypothesis of two polar continents of the earth___________ 139 11619 Higgins, G. E., A note on multiple reflections___._..___.. .....______ 139 11520Higgs, P. M., A recording mechanical pressure gage of high range_ :___.____ 137 11158 Hildebrandt, A. B., Apparatus for seismic prospecting, U. S. patent ..._.______ 139 11648 Hills, J. M., Sampling and examination of well cuttings...___________________ 138 11343 Hinch, William, Instruments for measuring radioactivity . .. . 137 11159 Hirano, K'iutaro. See Takahashi, Ryutaro. Hirao, Kunio. See under Nagata, Takeshi.Hirschi, H. Radioactivity measurements for finding uranium deposits.. 136 10883 Hochgesang, F. P., and Schlesman, C. H., Method and apparatus for geophysical prospecting,

U. S. patent..-...-. . ........ . . : - 137 11193Hodgsou, E. A., The rock burst problem,._____ . .... 138 11275Hodgson, J. H., A seismic survey of the Canadian shield. 136 10830 The use of rock bursts in the study of crustal structure.. r .,,,^ rr-.- .... ... _. 138 11270 Hoccker, F. E. See Hammer, F. E. ' Holt, T. C. See under Bemrose, John.Hood, O. B., Jr., Jones, Wesley, and Johnston, H. L., Device for measuring thermal conduc

tivity, U. S. patent_______________________________________ 138 11419 Hoogteijling, P., and Sizoo, G., Radioactivity and mineral composition of soil. _________ 136 10884 Hopfner, F., The problem of the best fitting ellipsoid in geodesy________..________ 137 11016 Hoppmann, W. H., Peak accelerometer, U. S. patent________________________ 138 11402 Horn, J. W., Use of the light airplane in geophysics________________________ 136 10948 Hornkohl, Herbert, Prospecting for radioactive minerals_____________________ 138 11323 Horvitz, Leo, Geochemical well logging________._____________________ 136 10906 Exploration by soil analysis. U. S. patent. ___________________________ 137 11179Hosmer, G. L. See Breed, C. B.Hough, J. M. See Palmer, L. S.Housner, G. W., and MeCann, G. D., The analysis of strong-motion earthquake records with the

electric analog computor________________________________.___ 139 11521 Howell, L. G., Well logging, U. S. patent_____________ _________.______ 138 11423 Howland, A. L. See under Garrcls, R. M.Hsieh, 0. Y., Paleogeography as a guide to mineral exploration_________________ 137 11143 Huff, L. 0., A sensitive field test for heavy metals in water___________________ 136 10899 Hughes, J. W., Seismic exploration in Mississippi__.______________.______ 137 H064 Hukunapra, Mitsuo. See under Matsuzawa, Takeo.Hume, W. F., Terrestrial theories.__________..____..._____________ £ 139 11620 Hunzickor, A. A., Geophysical history of the Salem oil field, Marion County, 111. _______ 137 11065 Hurault, Jean, Handbook of photogrammetry.._________________________ 136 10949 Hurst, S. R. See under Haycock, 0. C.

I

Iberall, A. S., A novel recording accelerometer____________._____________.. 139 H635Inglada Ors, Vicente, The exploration of hurricanes by observation of microseisms_______ 136 10831 Contribution of seismic investigations to the study of the shape of the earth___. __ 137 11066Innes, M. J. S., Gravity anomalies in northwestern Canada._____1........__......__ 138 11228


No. Abst.Institute Geofisico Coimbra, Portugal, Meteorological, magnetic, and seismological observa

tions for the year 1941; Part 2, terrestrial magnetism....................................... 136 10787Ippolito, Felice, On the criteria of exploration for gcothermal energy..... .._.._..._ .. _. 136 10897Ivanov, V. K., On the question of existence of surficia'l electromagnetic waves in two different

media in contact along a plane, with reply by V. O. Oogoladze.----.----.....---.------... 136 10872Iwama, K. See Kishlnouye, Fuyuhiko.

J

Jackson, Gordon, Inclination indicating apparatus, U. S. patent................................ 139 11676Jacobi, Ernst, Apparatus for recording of rapidly varying processes, U. S. patent............... 138 11411Jacobsen, A. B., Pulse code operated electronic range indicator, U. S. patent_................ 139 11671Jansky, K. O., Three-dimension radio directionfinder, U. S. patent...-.--.-.--............... 136 10997Jeffreys, Harold, The figure of the earth.....______._....__.....-.........:........ . 139 11458 Lead isotopes and the age of the earth..._______....__......................... 139 11575Jenneman, V. F., Microseisms at Corpus Christi.............................................. 139 11522Jensen, Homer, Geophysical surveying with the magnetic airborne detector AN/ASQ-3A...... 136 10788 Airborne magnetic profile above 40th parallel, eastern Colorado to western Indiana...... 137 11022Jewell, R. G., Adjustable strength permanent magnet, U. S. patent ------__............... 138 11399Joesting, H. R., Keller, Fred, and King, Elizabeth, Geologic implications of aeromagnetic survey

of Clearfield-Philipsburg area, central Pennsylvania...-.----.-...--.--..-.-.-............. 139 11482Johnson, E. A., Pre-history of the earth's magnetic field___.....--..----..-...-.......... 137 11023Johnson, E. A., Murphy, Thomas, and Michelsen, P. F., A new high sensitive remanent jagneto-

meter ...: ._.-__-- . ._- -...-..__.__-......._... 139 11483Johnston, H. L. See under Hood, C. B., Jr.Johnston, L. H., Electronic square wave signal generator, TJ. S. patent.-.------.--..........-. 138 11434Joliot-Curie, Irene, The natural radio elements..__--_-----.__._._-._--_---______.._.___...__ 136 10885Jones, Weslcy. See under Hood, C. B.Jones, W. M., New Zealand microseisms associated with the storm of 14th-16th February, 1947,. 138 11277 Geomagnetic latitudes and regional anomalies in New Zealand and the South Pacific.-.. 139 11484 Jordan, W. H., and Bell, P. R., Scintillation counters............................__._._ 139 11576Joyet, G., and Simon, M., Origin of the effect of temperature on the alcohol-argon Geiger-Miieller

tube..... .......--...-..-.-.-......-..-..... ...-...... --------..--.-........... 137 11118

i K

fcahl, W. E., Magnetic detector, U. S. patent......__---------- ..-.......-..-. ... - 138 11397Kalashnikov, A. G., Modification of the residual induction of magnets in different media...... 136 10789 Method for determining the magnetic susceptibility of rocks in natural conditions....... 138 11246Kalashnikov, A. G., and Fonton, s, S., Experimental study of the topography of the anomalous

magnetic field of geologic structures by means of models...__.___-.....-.--___.... 137 11024 Kalfaian, Megeuer, Impulse counter, U. S. patent...___.____.--._..._'.__...__.- 138 11416 Kalinin, ffl. D., Inhomogeneities at depth in the earth globe and geomagnetic variations.. 137 11025 telllmann, Hartmut, Quantitative measurements with scintillation counters....... .... 138 11324Kallmann, Hartmut. See Broscr, I.

Karaenskii, G. N., Prospecting for underground waters_....__..-. -------------- ----- 139 1.1447"Kanai, Kiyoshi. See Sezawa, Katsutada.Ivatttas, Carlo, Geomagnetic measurements in Hungary... .........................^........... 137 11026Kao, S. K. See Chao, J. S.Kastrop, J. E., Gulf's air-borne magnetometer in Florida.. ........... - ------ 138 11247 The Poulter method of geophysical seismic exploration......_. .-.. ...... ..-.. 139 11523Kawasumi, Hiroshi, Seismology in Japan, 1039-3047 - -- --------- ------------- 139 11524Kcan, O. H., aud Tullos, F. N., Acoustic impedance well logging.............................. 136 10907Keller, Fred. See under Alldredge, L. R. and Joesting, H. R.Keller, \v. ID., Higher alumina content of oak leaves and twigs growing over clay pits.. ------ 139 11587

Keisey, M. C., studies in fault detection with the reflection seismograph....................... 136 10832Kendall, D". N., The airborne magnetometer for mineral exploration...---.-.--- .-..--... 137 11027_____ Airbornn survey toeViniquos aid in ground exploration.-....----------------------------- 139 11030

Kennedy, W. Q., On the significance of thermal structure in the Scottish-Highlands........... 138 11333Keystone Development Corporation, Acoustic well sounder . - - -- ise IOOOBKharln, D. A., Fifty years of the seismological network of the TJ. S. S. R ................ 138 11278

King, Elizabeth. See under Joesting, H. K.Kirjlenko, N. V. See under Vershinin, P. V.Kishinouye, Fuyuhiko, Experiments with elastic waves in the ground, part 1.................. 136 10833Kishinouye, Fuyuhiko, and Iwama, K., Propagation of shock waves in soil. Experiments'with

elastic waves in the ground, part 2............. _._ . __. - _. - _. - - 136 10834

AUTHORS INDEX 263

No. Abst. Kitto, L. F., Method for geophysical prospecting, U. S. patent.. ............................ 137 11174Klein, F. 0., Preliminary magnetic chart for 1947..................----.----.....--------.----- 138 11248Knoerr, A. W., Qeiger-Miiller counters applied to mining...__..__...._ 139 11577Kodanda Rao, P., Report on technical education and industrial development in America, sec

tion 11, Airborne magnetometer_______..._______._ _.. 136 10790 Kolbin, M. F., New data on the geomofphology, tectonics, and gravity anomalies of dome-like

elevation on the right bank of the Volga below Stalingrad_...... .......... ......... 138 11229Koliibakin, D., Development of the mining industry of Chile during the year 1948... 138 11208 Koschmann, A. H., Addition to symposium on "Geophysics in mining"....................... 137 11144Kosiba, A.leksandcr, Wegener's theory of continental drift in the light of new researches..._.. 139 11621 Kosygin, ID. A., and Magnitskii, V. A., On possible forms of a geometric and mechanical rela

tion between primary vertical movements, magmas, and folding._........___ 137 11145Kosygin, fD. A., Shvemberger, N. A., and Nikitina, fD. P., On certain regularities in the loca

tion of salt domes in the southern Emba region..._________ ____..... .. 136 10934Kothny, G. L., Well surveying device, U. S. patent........................................... 137 11181Kotfakhov, F. I., On the content of chlorides in oil-bearing strata..... _... ...'.. 137 11131Koulomzine, T., Temperature compensation of old typo Askania magnetometers__......... 138 11249Kovncr, S. S., Thermal anomalies of the Ishimbay deposits.._.........._--.-...._....... 137 11127Kozik, S. M., The statistical distribution of diurnal characteristics of geomagnetic activity .. 136 10791 Krasnow, Shelly, and Curtiss, L. F., Measuring system for borehole radioactivity, U. S. patent. 139 11668 Kreiter, V. M., Searching and exploring for useful minerals.............. ....... ..... 137 11004Kroger, F. A., Some aspects of the luminescence of solids...._...._._....______.. 136 10915Kroll, C. W., A rigorous method for computing geodetic distance from shoran observations.... 137 11160Krynine, P. D., Mineralogical research on oil reservoirs._...__........___....-....-.-. 136 10935Ku, K. G., On some new anomalous results of earth current investigations in mountainous areas

of southwest China...__........._.__.___._....______.______.__ 137 11106See also under Ny, T. Z.

Kuehn, H. E. See under Lee, F. W. Kulikov, V. I., Application of different geophysical methods in exploration for oil in

Azerbaydzhan_____.-..-.____.........____....__.___________.____ 136 10916Kunz, Bruno, The determination of the vertical gravity gradient.._______________ 136 10752 Kefraction or reflection........_...__......._._..............__.........._. 137 11067 Device and method for determining the vertical gradient of gravity, Austrian patent.!.. 137 11162

LLadd, H. S. See under Emery, K. 0. Lagrula, Jean, Recent determinations of the intensity of gravity in Algeria__....._....__»_ 139 11459 On isostatic equilibrium, sedimentation, and marine transgressions._._________ 139 11460 Lagrula, Jean, and Lambert, Alexis, On an isostatic singularity in connection with a trough of

Neogene sediments in the Hodna basin, Algeria..__._____.__.___.______ 139 11461 Lahee, F. H., Exploratory drilling in 1947...________.___._____.___________ 136 10917 Lahn, E., Note on seismic activity in the region of Denizli-Saraykoy-Buldan............__ 136 10835 Seismolpgical investigations in Turkey.._..........._....__-----------------__ 138 11279Lakin, H. W., Stevens, R. E., and Almond, Hy, FiekLmethod for the determination of zinc in.

soils........................................................................................ 139 11588See-a!.sa under Havvkes, H. E. and Reichen, L. E.

Lalicker; C. G., Principles of petroleum geology........................._..___..._... 137 11005Lambent, Alexis. See Lagrula, Jean.Landergren, Sture, On the geochemistry of Swedish iron ores and associated rocks, a study of

iron-ore formation_...__._.__________.__.____________________ 136 10900 Landsberg, H. E., Note on.deep focus earthquakes, pressure changes, and pole motion......... 137 11068Lang, A. H., Notes on prospecting for uranium in Canada_____-...._.........__.. 137 11119Lang, W. B., Apparatus for subaqueous geologic prospecting, U. S. patent..__._______ 138 11429 Langton, Arthur, Well logging by drilling mud and cuttings analysis.........._......._... 139 11596Larsen, E. W., \ribrating apparatus, U. S. patent....._______________._______ 136 10964Lauritscn, C. C., and Lauritsen, T., A null-reading fluxmeter....__.___...___.__... 136 10950Laurirsen, T. See Lauritsen, C. C.Lavvson, A. C., Some further implications of the doctrine of isostasy..._..........._....... 136 10936Lee, F. W., Kuehn, H. E., and Dent, G. E., A magnetic survey of the Boyertown magnetite

deposit located in Berks County, Pa_._.........__.-.-.--.._.........._....... 136 10792Lee, S. P., Tectonic relation of seismic activity near Kangting, East Sikang_._.._....... 136 10836 Seismological work in China......._...___..............___..'__._______ 137 11069

See also uuder Giu, C. L. Loot, L. D., Vibrations from delay blasting._______._...___.......___._____ 137 11070 Microseisms at Harvard__.............._.............................__.......... 139 11525


No. Abst.iiehmann, Inge, The reliability of European seismological stations_________________ 139 11526 Leibrock, R. M. See under Vincent, R. P. Lejay, Pierre, Determination of gravity in Corsica__________________________ 139 11462 Measurements of gravity in western France__ '........................................ 139 11463 Remarks on the preceding note and value of gravity at the base station of Morocco___ 139 11464 Leonard, J. H., A summary of extension courses suitable for field-crew training________ 138 11358 Leonov, M. tA., Stability of quasiharmonic oscillations._________._______._____ 139 11637 Leva, Marcello de. See Bringhenti, Plinio. Levin, M. L., Propagation of a plane electromagnetic wave in a medium of periodically recurring

layers... ...... . .. . . ____________ 137 11107Lewis, W. B., Electric surveys of salt domes______________________________ 136 10873 Li, H. F., Bibliography of geology and geography of Sinkiang___________________ 136 10937 Lincoln, J. V., and Shapley, A. H., Correlation of coronal and geomagnetic observations___ 138 11250 Lind, D. A., Design and performance of a multicellular Qeiger counter for gamma radiation__ 138 11325 Llu, C. L., and Lee, S. P., Geomagnetic survey in southwestern China, 1940-43____..___ 136 10785 Liu, C. L. See Chen, P. C. Lfustikh, E. N., The gravimetric method of investigating the causes of oscillatory movements

in the earth's crust and some results of its application____________________ 136 10753 Conditions of identity in the preparation of models of tectonic processes. ________ 138 11359 On the question of the mechanism of folding________________________ 138 11371LogiP, H. J. See Qane, P. H.Longuet-Higgins, M. S., The generation of microseisms by sea waves._____________ .139 11527 The electrical and magnetic effects of tidal streams___________________ 139 11553Loper, G. B., Signal transmission circuit for seismographs, U. S. patent ___________... 137 11171Lopez de Azcona, J. M., and Perez Masia, A., Density in the interior of the earth..._____ 138 11372Lo Surdo, Antonino. See under Caloi, Pietro.Lovera, G. See under Aliverti, Giuseppina.Lovering, T. S., Geothermal gradients, recent climatic changes, and rate of sulfide oxidation in

the San Manuel district, Ariz . .. 1 .. ... .______ ____ 138 11334 Lozano Calvo, Luis, Isostatic anomalies in Spain according to Airy's theory.._________ 136 10754 Lucius, Michel. See Cagniard, Louis. » Lunts, G. L.-, Propagation of spherical waves in an elasto-plastic medium___________ 138 11280 Lyle, H. N., Use of electric logs in locating porous zones.............................. 136 10909Lynch, J. J., An investigation of two second microseisms at Fordham University________ 138 11281 Progress of investigation of two second microseisms at the tripartite station at Fordham

University:........................... ..............:....... ......... .. ... 138 11282Lyons, P. L., Geophysical case history of the London field, 111_____.____________ 136 10837

MMaoAdams, J, E. See Piggot, C. S. McCann, G. D. See Housner, G. W.McCaslin, L. S., Jr., Aluminum exploration equipment has advantages in Gulf Coast marshes.. 139 11638 McCready, H. J., Relevant significant figures in seismic interpretation...____ ___. 136 10838 McCullough, I. J., Well casing perforating gun and cartridge, U. S. patent........... ....... 136 10993MacDonald, D. 'P., Panama canal slides._____......_ . . . - 138 11373Macelwane, J. B., The structure of the interior of the earth._____..______________ 136 10743 Macclwane, J. B., and Heinrich, R. R., Progress report of the Jesuit Seismological Association

for the year 1947...__...__-----------------------------------------._______._____________ 137 11071Macelwane. J. B., and Sprengnether, W. F., Jr., The Macelwane-Sprengnether magnetometer.. 136 10793 Macelwane, J. B., Kobertson, Florence, Heinrich, R. R., and Blum, V. J., The variability of

vibrations from quarry blasts.____._________________________________________ 138 11283Macelwane, J. B., RobertSOn, Florence, Yolk, J, A. and Ramirez, J. E., Investigation of the

nature and origin of microseisms of frequency two to three cycles per second at Florissant, Mo. 139 McGuckin, G. M., Apparatus for solution of Snell's Law, U. S. patent......................... 137: Refracted ray calculating device, U. S. patent________.______________ 137 Mackay, D. K., and Danforth, L. F., Oil and gas development in Arkansas in 1947 ....... 136McKinstry, H. E., Mining geology___________.__________________________.... 136Mader, Karl, Determination of the undulation of the geoid by measurements made with Eotvos

torsion balance..... .. - 137 11017Madill, R. G., The present location of the north magnetic pole.... .. .... 136 10794 Declination results at Canadian stations north of latitude 60° N, 1938-47__________ 138 11251 The general character of the earth's magnetic field in western Canada................... 138 11252Madsen, E. 0. See under Haycock, O. C.Madwar, M. R., Ten years of microseisms at Helwan______________________ 139 115S9

AUTHORS INDEX 265

No. Abst.Mages, M. L., and QOOD, G. W.. Magnetic field gauge, U. S. patent.....___._____..... 136 10969 Magnfin, Ivan de, Geophysical prospecting in the Belgian Congo________________ 137 11137 Geoelectrical delineation of the first kimberlite deposit discovered in the diamond fields

of Kasai, Belgian Congo.....__._______...____....______.___.:.____ 138 11310Magnitskil, V. A., The investigation of broad geoidal undulations by means of a joint utilization

of geodetic and gravitational data__ ___..______________________ 136 10755 See also under Kosygin, fi). A.

Makarov, P. 0., A clock for measuring and registering very short intervals of time______ 136 10951Maksimovich, G. A., New data on the porosity of superficial geospheres___________.. 137 11146Malone, A. B. See Richards, T. C.Marble, J. P., Report of the Committee on the Measurement of Geologic Time, 1946-47___ 136 10886 Some applications of autoradiography ....________________________.. 137 11120 Annotated bibliography of articles relating to the measurement of geologic time (1946-47).. 138 11374 Marmer, H. A., Sea level changes along the coasts of the United States in recent years___.. 139 11622 Marshall, F. H., Coltman, J. W., and Bennett, A. I., The photo-multiplier radiation detector.. 136 10887 Martin, Jean, International gravimetric ties.._________________________ 139 11465 International gravimetric ties and determination of the French base Paris-Toulouse...;- 139 11466 Martin, R. G., Safety device for setting off explosive charges, U. S. patent___________ 139 11645 Martyn, D. F., Daily magnetic variations near the equators_________________ 139 11485 Mathieu, J. L. See Schlutnberger, Marcel, Applications of Schlumberger method to the inves

tigation of coal scams encountered in boreholes________________________ 138 11347 Matsuzawa, Takeo, Elastic waves in an anisotropic medium__________________.. 136 10839 Matsuzawa, Takeo, Sato, Konosuke, and Hukunaga, Mitsuo, On the movement of the seis

mograph pendulum_.________ ____ _____ . ...__.. 139 11530 Mayr, Giovanna, Effect of the magnetic field on the crystallization of some paramagnetic salts.. 139 11486 Effect of a magnetic field during the crystallization of some molten metals..______ 139 11487 Possible sources of error in determination of magnetic behavior of a substance . 139 11488Mazzon, Cozzado. See under Solaini, Luigi.Medi, Enrico, On the origin of the terrestrial magnetic field. _____ ............ ... 136 10795Menzel, D. H., Our sun...._.______.___._....___.....____.___..._.... 139 11623Mercanton, P. L., Stability of the remanent magnetization of volcanic rocks, some new facts.. 137 11028 Mercier, V. J., Modern methods speed Hugoton completions.._________________ 138 11344 Radioactive and electrical logging_________________________1____.. 139 11597 Radioactivity well logging________..._______._.____________ 139 11598 Merrill, F. G., Magnetic detector, U. S. patent____________________________ 136 10960

See also under Felch, E. P., Jr.Merten, Eugen, Apparatus for orientation, TJ. S. patent____________________- 136 10961 Mertie, J. B. Jr., Application of Brianchon's theorem to construction of gelogic profiles..__.. 136 10952 Michelscn, P. F. See under Johnson, E. A. Military Engineer, The, Seismological organization in the Americas. ______________ 138 11284 Fourth Pan-American consultation of Cartography.____________________.. 138 11360 Military Land Survey, Results of revisions of triangulation and levelling in the neighborhood of

Ogashima, Akita ken............______.................._...___...._.___ 137 11072Milne, W. G., Bibliography of Canadian Seismology._..__.............._.........._.. 136 10840 The earthquake in Montmorency County, Q.uebec, on January 1,1948_________.. 137 11073 The location of the Cornwall-Massena earthquake. September 5,1944....________ 137 11074Minakami, Takeshi, Magnetization of the new lava flows of Miyakesima Island..__..... 137 11029Minakami, Takeshi, and Uchibori, Sadao, The To-Nan-Kai earthquake, damage and after

shocks..................................................................................... 137 11075Minaw, Fan's, Triode valve oscillation hysteresis with a view to radio-geophysical prospcction.. 139 11609 Mintrop, Ludger, One hundred years of seismology and seismic methods of exploration........ 137 11076 On the stratification of the earth's crust according to seismic studies of a large explosion

and of earthquakes- _............__....___..........................__...._.... 139 11531Mironov, A. T., A survey of electrical current in the Black Sea near the southern coast of the

Crimea from May 1946 to March 1947.... .................-......-... ................ 137 11108Miyamura, Setsumi, The two faults caused by the Tottori earthquake of September 10, 1943 137 11077 Molengraaff, G. Y. H., Determination of the position of the part of a stratum displaced by a

rotating fault........... .......................................^........................... 137 11147Monsuf, A. K., and Collett, L. S., Bibliography of radioactivity of rocks in Canada. __..__ 136 10888 Moon, C. G., Suggestions for a course in elementary geophysics_________________ 138 11361 Morelli, Carlo, On a correction to be applied to gravity values_______________..'.. 136 10756 Geomagnetic phenomena in their relation to solar phenomena_...._.._............ 136 10796 Some new considerations in favor of an international reference system for measurements

of relative gravity________________- ______ '................................ 137 11018


No. Abst. Morelli, Theory and practice of magnetic field variometers______________a..____ 137 11030 Problems of modern seismology.____________________________.. 137 11078Morgan, Frank, Physics in the oil industry_____________________ - ___ ____ 138 11209 Moseley, F. L. See Wilkie, Harry.Mott, Q. P., Aerial mapping for oil____________________________.______ 138 11387 Mott, P. 0., Maps from the air._.....__.. _.... _.__._.___......__.__ 136 10953Munk, W. H., Note on period increase of waves____________________________ 139 11532 Murphy, L. M., A survey of microseismic activity. .____________.........___.. 138 11285 Mass analysis of microseismic readings and barometric lows________. _______ 139 11533 Murphy, Thomas. See under Johnson, E. A.Muskat, Morris, Method of detecting mud films on exposed rock strata, U. S. patent_____ 139 11656 Muskat, Morris, and Coggeshall, N. D., Method of geophysical exploration by microwaves,

U. S. patent............................... ... . ... ...... ..... -.- 136 10990 Geophysical prospecting in boreholes by microwaves, U. S. patent............_....... 136 10991 Method of and apparatus for measuring the electrical properties and surface characteris-

tics of materials, U. S. patent__________________________________ 136 10992 Method of determining the fluid content of well cores, U. S. patent-.____.____ 137 11182

See also under Coggeshall, N. D. Myers, J. 0. See Whetton, J. T. Myers, J. P. See Bush, R. E. Mygdal, K. A., Assemblage log an aid to management __._ ____..._______ 138 11345

N

Nagata, Takeshi, A note on regional anomaly and secular variation in geomagnetism... __ 137 11031Nagata, Takeshi, Akashi, Kuzuhiko, Rikitake, Tsuneji, Harada, Yoshimichi, and Hirao,

Kunio, The natural remanent magnetism of sedimentary rocks,______..........__ 136 10797Nagata, Takeshi, Harada, Yoshimichi, and Okada, A., Measurement of natural residual mag

netization of sedimentary rocks by means of a new type magnetometer.____......._ 138 11253Nash, H. O. See Carome, E. F.Nasu, Nobuji, A note on seismic prospecting in coal fields...._______............._.. 137 11079 Seismic exploration of river deposits_..._______________.._......._ 137 11080National Oil Scouts and Landmeri's Association, Oil and gas field development in the United.

States, 1947...-.__.............................____....... ._..................... 136 10919Ne,ttleton, L. L., Geophysical case histories.........._......................................... 136 10920 Geophysics, geology, and oil finding__________________...._......... 139 11448Neumann, Frank. What everyone should know about earthquake risk...__............._ 137 11081Newton, H. W., Observational aspects of the sunspot-geomagnetic storm relationships........ 139 11489Niessen, K. F., The earth's constants from combined electric and magnetic measurements partly

in the vicinity of the transmitter..'_______________________._______ 137 11109 Nikitiua, fD. P. See under Kosygin, fD. A.Nikolaev, N. L, On the results of the conference on questions of the most recent movements and

deformations of the earth's crust..___..---..__... . ........................... 138 11362Nile, S. W., Montana earthquake of November 23, 1947_--.....- ---...-._...__-............ 138 11280Noakes, L. G., A method of determining the distribution of oil in a reservoir rock by means of

ultra-violet light.----..-------.----.-.-------...--------.----------...-------------.--...-. 138 11363Noble, J. A., Evidence for a steepening of geothermal gradients in some deep mines and drill

holes.. .... . ................................................... 137.11128Nodi®., M. Z., The state of geophysical investigations in the Georgian S. S. R. at the time of

the 31st annual celebration of the great October socialist revolution ... -------- -... 138 11210Nordquist, J. M., and Geldart, L. P., Coincidence in calendar dates of earthquakes__._... 138 11287

See also under Richter, C. F.N0rgaard, Q., Gravity values on the western coast of Greenland............................... 139 114G7Nosker, P. W., System for determining the position or path of an object in space, U. S. patent.. 138 11432 Noth, Rudolf, Recent explorations in Poland.----___----_----------_----------_----------_-_-- 138 11211Novelly, W. O., Seismic exploration with surface shots..----.__._____... . .. 139 11534 Novitzky, Alejandro, and Bolero, Jorge, Detectors of radioactive minerals..................... 139 11578Ny, T. '£., and Ku, K. G., Gravity, geomagnetic, and geophysical-prospecting work of tVio

Institute of Physics, National Academy of Peking......................................... 130 10921Nye, P. B. See under Blazcy, E. L.

O

Obayashi, T. See under Harada, Yoshimichi.O'Brien, W. J., Radio direction Under, u. S. patent............... -.. - ... 136 11000Oil and Gas Journal, Puerto Rican geophysical survey shows favorable possibilities__.__. 138 11212 Okada, A. See under Nagata, Takeshi.

AUTHORS INDEX 267

No. Abst.01', A. I., Geomagnetic disturbances and solar activity..___ __ 136 10798 Olczak, Tadeusz, and Skorupa, Jan, The results of measurements of the magnetic inclination in

the Mazowsze region in 1946..___________..__ ^ __ 139.11490 Olson, W. S., Geophysical history of the Tucupita oil field, Venezuela.... .... ... 137 11082 Omote, S., On the coda waves of earthquake motions_______..... ... 136 10841 Osterhoudt, W. J., The use of electric logging equipment in seismic exploration. __ 136 10842 Otuka, Yanosuke, Geological consideration of the abnormal temperature distribution in the hot

spring at Atami, Shizuoka-ken, Japan..._____.___... 136 10898 Oulianoff, Nicolas, Seismic analysis of the basic cores of the granitic massifs Mont Blanc-Vosges

and Aar-Black Forest__.___..........____.....__ .. .. . ... 137 11083 Earthquakes and the cores of basic; rocks in the central Alpine massifs 139 11535

P

Palmer, L. S., and Hough, J. M., Some earth resistance measurements in Holderness_____ 138 11311 Palmer, R. L., Field techniques in marine seismic exploration.._________________ 137 11084' Techniques and problems in marine seismic exploration__________________ 138 11288 Pardue, L. A. See under Wollan, E. 0.Parker, H. M., Differential twin chamber neutron meter, U. S. patent_'.___________ 136 .10974 Parr, J. 0., Jr. Seismic surveying, U. S. patent......_....____.__.___...__.___ 137 1116,5Paslay, L. C. Method and means for surveying geological formations, U. S. patent______ 137 11170 Patnode, H. W., Relation of drilling-mud resistivity to mud-filtrate resistivity_________ 139 11599 Patrick, H. G., Case history of the Friendswood (Webster) oil field, Harris County, Tex..._ 136 10922 Pawlowski, Stanistaw, Gravity surveys with the N0rgaard gravimeter in central Poland___ 139 11468 Pekar, Desider, The reliability of the Eotvos torsion balance____________________ 137 11019 Pendse, C. G., On the theory of seismometers___________*______________ 136 10843 Perez Masia, A. Sce.Lopez de Azcona, J. M. Perkins, Beauregard, Jr. See under Dobrin, M. B. Peronaci, Francesco, Limits of human sensibility to seismic accelerations. ___________ 138 11289

See also under Caloi, Pietro. Perrine, C. D., Periods in earthquake activity.'..__....._....__.__......_._____ 138 11290Peters, J. W. See Spencer, L. C.Peters, L. J., The direct approach to magnetic interpretation and its practical application_.. 139 11491Peterschmitt, Elie, On the rapid determination of approximate epicenters of distant earthquakes. 137 11085

See also under Rothfi, J. P.Peterson, Glen, Method of and apparatus for geophysical exploration, U. S. patent...____ 138 11410 Peterson, R. A., Use of the seismograph in mineral exploration..________________ 136 10844 Peterson, R. E. See Robinson, C. V.

Petrashen', G., Lamb problem for the case of an elastic semispace__________ '........... 138 11291 The two dimensional Lamb problem in the case of an infinite elastic plane-parallel layer.. 139 11536 Petroeschevsky, W. A., Volcanological reports.__.........___'.____.__...___.__. 136 10845Petroleo Interamericano, Dipmeter surveys...____...___________________'_ 136 10910 Petroleum World, Dr. Poulter develops new method of seismic exploration.._________ 137 11086 Petrova, G. N., Ideal magnetization as one of the causes of high remanent magnetism in rocks. 136 10799 Investigation of powdered magnetites___________________________ 137 11032 Pettersson, Hans, The geochrbnology of the deep ocean bed__....______________ 139 11624Piety, R. G., Geophone, U. S. patent........................................................... 139 116J50Piggot, C. S., and MacAdams, J. E., Radiation projector, U. S. patent______________ 138 11417 Fires do Matos, Manuel, Handbook of geodetic astronomy____ ________ ______ 136 10954 Pirson, S. J., Geophysical exploration for ground water supplies______________ 138 11213 Investigating the possibilities of new mineral deposits in Pennsylvania______ .. _ 138 11214 Pixler, B. 0., Mud analysis logging___._____________..________________ 136 10911 Pliner, fA. G., The magnetic field of massive rotating bodies.__________________ 137 11033

Poisson, Charles, Deep geology of Madagascar from local earthquakes______ ______ 138 11292 Tectonic phenomena and earthquakes on Madagascar__________________ 139 11537 Polli, Silvio, Modifications of a microbarograph____________________________ 139 11538 Ponte, G. See under Caloi, Pietro, and Cucuzza Silvestri, S. Poole, J. H. J., and Bremner, J. W., Investigation of the distribution of the radioactive elements

in rocks by the photographic method....______._____________________ 139 11579 Poulter, T. C., and Swift, L. M., New method of geophysical exploration with applications to

engineering and mining problems__________. ____________________ 139 11539 Powell, W. M., Apparatus for magnetic measurements, U. S. patent_____________ 138 11400 Powers, R. E., and Craft, B. C., Temperature gradients in gas lift wells______._____ 136 10912 Press, Frank. See Hersey, J. B.Procopiu, Stefan, A new elementary theory of magnetization curves. _ __.. ______ ___ 139 11492

225380 52 3


No. Abst. Prosen, Dragutin, and Qassmann, Fritz, Interpretation of the gravity deficiency in the Swiss

Alps....................................................................................... 138 11226Proudman, J. I., International Union of Geodesy and Geophysics____.___________ 138 11364

RRadica, Bianca. See under Solaini, Luigi. Rainwater, L. J. See Wu, C. S.Ramachandra Rao, M. B., Notes on the geophysical prospecting for graphite__________ 136 10874 Ramirez, J. E., The earthquake of Pasto, Colombia, of July 14, 1947. _______________ 136 10846 The Pasto, Colombia earthquake of July 14, 1947_______________________ 137 11087 Preliminary report concerning the research on short-period microseisms at Saint Lonis

University................................................................................. 137 11088See also under Macelwane, J. B.

Ranger, R. H., Stereoscopic position indicating means, U. S. patent.._____________ 138 11437 Rayner, J. M. See under Blazey, E. L. Reed, C. W. See under Cassen B.Reed, D. E., and Garpner, E. U., Prospecting with the surface magnetometer.________ 138 11254 Reel, C. E., Strategic correlation vs. multiple reflections.______.___________ 136 10847Ueich, H., Schulze, G. A., and Fortsch, O., Geophysical findings resulting from the Haslaeft

explosion in the southern Black Forest____. __. _ ___. ___ __ _ __ ______ 138 11294Heichen, L. E., and Lakin, H. W., Field method for the determination of zinc in plants____ 136 10901 .Reid, J. M. See Curran, S. C..Henfroe, C. A., Petroleum exploration in eastern Arkansas, with selected well logs_______ 138 11346 Eenner, D. S., Amplitude control, U. S. patent..__________.___.._______ 136 10971 Renner, Jean, The founding and the activity of the Hungarian Roland Eb'tvos Institute for

Geophysics.......................'...._................___._......._._._....... 137 11006Reulos, Rene, Rotation and magnetism______________________________ 139 11493 Review of Scientific Instruments, Instrument for measuring intensity of seismic waves____ 137 11089 Revue de la Societfi Haitienne d'histoire et de geographic, The work of the Geographic and!

Geologic Institute of the University of Santo-Domingo____________________ 138 11365 Rey, Jean, A new method of amplification for seismographs___________________ 138 11293 Rice, D. A., Gravimetric deflections by the method of condensation..___________ 138 11230Rice, R. B., A discussion of steep-dip seismic computing methods______._______ 137 11090 Rich, J. L., Submarine sedimentary features on Bahama banks and their bearing on distribution

patterns of lenticular oil sands..______.._______________________ 137 11148Richards, T. C., Scientific'oil prospecting an account of geophysical methods used in tbe

Bahamas survey ......___ --.-._______________ .. 136 10923Richards, T. C., and -Malone, A. B., A gravity survey of southern Andros Island and the adjoin

ing marine area in the Bahamas_____________________________ 139 11469* See also under Bemrose, John.

Richter, C. F., and Nordquist, J. M., Minimal recorded earthquakes 137 11091 Aftershocks of the Manix earthquake. 138 11295

See also under Chakrabarty, S. K., and Gutenberg. Beno.Ricker, N. H., Critical study of shallow seismic exploration in the limestone areas of the Ozark

Highlands......... .. . . - -........ 136 10848 Attenuations and amplitudes of seismic waves ___----------__------------- ----- - 138 11296

Rikitake, Tsuneji, Notes on electromagnetic induction within the earth __________.. 137 11034 Measurement of earth current in Sakura-jima after the eruption....:............'........ 137 11110Rikitake. Tsuneji. See also Nagata. Takeshi.Ring, Roland, Well surveying instrument, U. S. patent.. . 136 10986Rittmann, Alfred, Temperature distribution in the terrestrial crust and erogenic processes..... 137 11149Riznlchcnko, It). V., On tbe propagation of seismic waves in discrete and heterogeneous media.. 139 1154O

Robb, G. L., Geologic techniques in civil engineering____ . 139 11610 Uobertson, E. I. See Bruckshaw, J. M.

Robertson, J. R. See under Brown, D. K.Robertson, R. G., Earthquake-resistant structures. The seismic factor and the use of reinforced

brickwork in Quetta construction, with discussion.________-____--__-- ------------------- 136 1O849

Eobinson, C. V., and Peterson, R. E., A study of small ether-argon Geiger-Muller counters... 136 10889Homberg, Frederick, and Barncs, V. E., Correlation of gravity observations with the geology

of the Coal Creek serpentine mass, Blanco and Gillespie Counties, Tox... .. 136 10757

See also under Barnes, V. E.JRooney, W. J. See under Tuve, M. A.Eoop, H. D., lonization chamber, U.S. patent.. ....... ......... .. ..... 136' 10976Sosenthal, A. H., Directed beam high-frequency oscillator, U. S. patent. .,. . .... 138 11438

269No. Abst.

Ross, D. E., Underwater transducer, U. S. patent.________ '............................ 138 11405Roth6, J. P., Earthquakes and magnetic anomalies.___________ ___________ 136 10800 The seismicity of western Alps, supplement__________________________ 137 11092 Rothfi, J. P., Peterschmitt, Elie, and Stahl, Pierre, Seismic waves from the explosion at Haslach

in the Black Forest....._-_-...............-_-_---___-_._._-.--..-.-._--,_......._.______ 138 11297Rowe, R. O., Magnetic field responsive device, U. S. patent__......_..________ 138 11396Rozanov, L. N., Geophysical exploration in the region of the middle Volga....,_________ 136 10924Rozova, E. A., The seismicity of central Asia___________________________ 136 10850 Rozycki, S. Z., Note concerning the distribution of the geothermal gradient in Poland and

neighboring countries__._________________.___________________ 139 11585 Rubenstein, J. H., Magnetometer, U. S. patent.._________________________ 139 11640 Ruby, O. M., Petroleum possibilities along eastern front of the southern Andes___..._.. 136 10939 Rudolph, P. J., Seismic surveying, U. S. patent..__________________________ 137 11166 Rummerfleld, B. F., Oil exploration in Mexico speeded as nation seeks to expand production.. 1 138 11215 Russell, W. L., Gamma-ray logging, U. S. patent.__ -........................................ 137 11190 Neutron well logging, U. S. patent.__.._......_..........___________ 137 11191 Neutron logging of wells, U. S. patent..______________________.___.. 137 11192 Neutron method porosity logging, U. S. patent_______________.__.__.... 139 11662

S Saint, S. P. See under Field, 0. S.St. Amand, Pierre, The central Alaska earthquake swarm of October 1947_______--..._. 136 10851Salceanu, Constantin, Magnetic field produced by the rotation of a gravitational mass possessing

a spatial electrical chaige___________....______________________ 139 11494Saltykov, N. I., Foundations of buildings most suitable to the region of the BoFshezemerskaya

Tundra................................................................................... 139 11625Sal vini, Giorgio, Some Geiger-Miiller and proportional counters of spherical shape. _ __ _.. 136 10890Sampaio, P. A. See Guimaraes, M. A.Sanders, R. C., Jr., Radar control system, U. S. patent_____....______..__.._ 136 11001Santangelo, M. See Festa, C.Sato, Konosuke. See under Matsuzawa, Takeo.Sauter, A., and Sauter, F., Production of homogenous magnetic fields using combinations of

electrical currents.____________._____.________________________ 136 10801Sauter, F. See Sauter, A.Savage, W. S., The search for uranium.________.________________________ 139 11580Saye, Ed., 3d., Radioactivity well log interpretation in the East Lindsay Field of Oklahoma_ 139 11600Scaramucci, M. A. See Trener, G. B.Schafer, W. D., The use of standard broadcast receivers as radiation indicators__.______ 137 11121Scheffer, Viktor, Elevation corrections for gravity meter surveys in mountainous regions..__ 138 11231Schenk, H. G., Applied geology................___.-___.-.-._-_.__._-_._.._-._._..___._._.____. 139 11449Scherbatskoy, S. A., Recording apparatus for correlating measurements in accordance with

depth, U. S. patent..........................................................._.......... 138 11430Schlesman, C. H. See Hbchgesang, F. P.Schlumberger, Marcel, and Mathieu, J. L., Applications of Schlumberger method to the inves

tigation of coal seams encountered in boreholes_...____--____________.... 138 11347Schmitt, O. H., Combination magnetometer and gradiometer, U. S. patent..._____..__ 139 11641Schnaebele, Rene, Geologic monograph on the oil field of Pechelbronn. _____________ 138 11216Schneider, E., Thellier, Emile, and Thellier, Odette, Geophysical contribution to the study of

the ophitic Triassic in the Pyrenees, part 1_..__..-__--.-_..__........_........ 137 11035Schneider, W. C., and Burton, C. J., Determination of the elastic constants of solids by ultra

sonic methods--..-......-.---....-..-------.....-.....-.-.............-.......--.......... 139 11611Scholte, J. G., On the relation between sea waves and microseisms______.._____ 139 11541Schott, Lionel, Visual representation of complex waves, U. S. patent_......_____......:. 139 11646Schulze, G. A., Seismological findings from the Helgoland explosion...__ .______.._ 138 11298

See also under Reich, H.Schumann, H. See Correns, C. W.Schwartz, G. M., Some aspects of ore deposits important in geophysical work._________ 136 10940 Report on magnetic work in St. Louis County in 1942.._........_.........____. 137 11036 Some aspects of ore deposits important in geophysical work__._...--.._._._____ 138 11375 Schweitzer, G. K., The measurement of radioactivity in solution ............_...__..... 138 11326Scott, C. B., Feedback automatic volume control circuit for seismic amplifiers, U. S. patent_ 138 11406 Seaton, John, Ship-model magnetometers, description and operating instructions. ___.._. 136 10802 Seaver, J. D., Magnetometer, U. S. patent .... : ..-...-.--........-..-...-...-..- 136 10958Sel'skil, V. A., Geological structure of the oil-bearing zone of the western provinces of the Ukraine. 138 11376 SestofT, Ingolf, A geophysical theory of the ice ages_.......................__....__.... 139 11612


No. Abst.Sezawa, Katsutada, and Kanai, Kiyoshi, Transmission of arbitrary elastic waves from a spheri

cal source, solved with operational calculus._____;__________________i..._ 136 10852Shapirovskil, N. I. See Tsvetaev, A. A.Shapley, A. H. See Lincoln, J. V.Shepard, F. P., Submarine geology.________________________________ 137 11150Shih, Y. H., Geophysical work in Taiwan_______________________________ 136 10925Shishkin, N. S., The role of convective circulation in the formation of cell-shaped patterns of

microrelief.___._...__ .................__.._......______.............. 138 11377Shneerson, B. L., Certain cases of deformation of rock layers in a plastic state_________ 137 11151Shropshire, R. F., Underwater bottom hardness tester, U. S. patent______________ 138 11436Shugart, T. R. See Beers, R. F.Shvemberger, N. A. See under Kosygin, ft). A.Silgado, E., Seismological records of Peru for the year 1947..___________ .!_____ 136 10853Silvey, G. A. See under Brown, D. R.Simmons, *L. G., Natural tables for the computation of geodetic positions, Clark's spheroid of

1886........................................................................................ 138 11388Simon, BSla, The Seismological map of the Hungarian Basin................................... 139 11542Simon, M. See Joyet, G.Sizoo, G. See Hoogteijling, P.SkaPskafa, I. P., The field of an electrical point source placed over an inclined layer on the earth's

surface_________:_______________________________________ 136 10875Skeels, 'D. C., and Watson, R. J., Derivation of magnetic and gravitational quantities by sur

face integration.____________________________________________ 136 10758 Derivation of magnetic and gravitational quantities by surface integration________ 138 11232Skorupa, Jan. See Olczak, Tadeusz.Slaucitajs, Leonids, Magnetic maps of Latvia_________________________ 136 10803 On anomalies in magnetic declination in Latvia.--..-__.._...________.. 137 11037 Slichter, L. B., and Snowdon, S. C., Inductive method of prospecting for conducting ores___ 136 10876 Sloat, John, Geophysical history of Rio Bravo field, California___________________ -136 10926 Slonczewski, Thaddeus, Magnetic field strength, U. S. patent...________________ 139 11642 Detection system, U. S. patent_______________________________ 139 11643

See also under Felch, E. P., Jr.Slotnick, M. M., Recent and current highlights of geophysical exploration___________ 136 10744 Slusser, E. A., Radiolocation in oil prospecting...________________________ 139 11639 Small, J. B. See also under Carder, D. S. Smith, A. L., Well perforating gun, U. S. patent________...__________.._ 136Smith, Cecil, Exploration of tidelands pays off in July__.________-_______....... 136Smith, P. B., Dead-time reduction in self-quenching counters . 137 Smith, P. N., The towed bird, mechanical details__ .......................^.-...-..--....... 137Smoluchowski, Roman, Thin-walled Geiger-Muller counter, U. S. patent_.--.-.--..--.-.--.. 137 Snarskii, A. N., The search and exploration of oil and gas deposits....-------.--..-..--....-... 137Snavely, B. L. See under Dobrin, M. B.Snedden. L. B., Geophysical history of Gill Ranch gas field.................................... 137 11093Sneddon, Eichard, Offshore California gets geophysical survey...........-..-.-..-.-.-.-.--.... 138 11299Snowdon, S. C. See Slichter, L. B.Sokoloft, V. P., Chemical prospecting for ore____________-________...__ -- 136 10902Solaini. Luigi, Cunietti, A/Tariuno, Mazzon, Cozzado, and Eadica, Bianea, Relative gravity

measurements made along the Genoa-Piacenza level line in 1947___.__-..----------------- 136 10760Solari, A. J. See Gaby, P. P.Sondhi, V. P., The Makran earthquake. 28th November 1Q45____..........__-.-_ _- -.. 120 imsSouth African Science, Radar aids mapping______..-----.--...._.... --.. 138 11389

Speer, J. H., Color reproduction of well logs................................ ................. 138 11348Spencer, L. C., and Peters, J. W., Geophysical case history of the Magnolia field, Columbia

County, Ark-...-....------.---.---.--.--..-....---.-----.------------ . --. 136 10854

Splcer, H. C., Electrical resistivity investigations at Memphis and Bolivar, Term.............. 136 10877 Portable battery-powered gamma-ray counting rate meter of high sensitivity, U.S. patent. 136 10982 Sprengnether, W. F., Jr. See under Macelwane, J. B.Sprong, S. D., Apparatus for treating oil and gas bearing strata, U. S. patent 138 11421Squires, R. M., Geophysical prospecting, U. S. patent..... ' ' 136; 10984

See also under Stevens, N. P.

Stahl, Pierre. See under Rothe", J. P.Standard Oil Development Co., Process for determining combustible gases in gas mixtures,

especially in entrapped air, for detecting hydrocarbon-bearing areas, Dutch patent......... 136 10983Standing, M. B., A pressure-volume-temperature correlation for mixtures of California oil and

gases....................................................................................... 136 10913

AUTHORS INDEX 271

No. Abst. Stanek, Vaclav, Geophysical gravimetric mapping and some modern instruments used for the

purpose.._......_..................._-....-..-..:_.... ...__...-.-..-...-.-.-.. 138 11233Starmont, D. H., Y. P. F. intensifies exploration in northern Argentina....._________ 136 10927Starr, C. C., Leaf samples as an aid to prospecting for zinc_________ _____ ____ 138 11339 Stechschulte, V. C., and Birkenhauer, H. F., An instrumental study of the Onio earthquakes

of March 1937........-.......................... ....................................... 138 11300Steinhoff, J. R., Automatic direction finder...._.................._.....__..........__.. 138 11390Stenzel, H., The acoustic field of an emitter placed in a layer bounded by an absorbing and a

reflecting plane..._..___________________________________ 139 11544 Stephen, J. H. See under Oane, P. H.Stephenson, E. C., and Foote, E. M., Photogeology a new tool of the mining industry. ___ 138 11391 Stern, E. B., Jr., Shoran radar, war's contribution to oil exploration.._.____________ 138 113,92 Sterrett, Elton, Airborne equipment speeds seismograph surveys.....;_____________ 139 11545 Stevens, N. P., Geophysical prospecting method, U. S. patent.____.__._._.._.__ 138 11431 Stevens, N. P., and Squires, E. M., Geochemical prospecting, U. 8. patent__________ 136 10996 Stevens, E. E. See under Lakin, H. W.Stevenson,!. S., Prospecting for uranium_____________________________ 138 11327 Stewart, W. H., Electrical logging method and apparatus, II. S. patent___________.. 137 11183 Storhmel, Henry, The theory o'f the electric field induced in deep ocean currents. _______ 139 11554 Stoneley, Robert, The continental layers of Europe, introduction, and rfeumfi of earlier estimates. 137 11094 The seismological implications of aelotropy in continental structure..________i_ 139 11546 Stothart, R. A., Tracing wildcat trends with radon emanations.__________________ 138 11328 Strakhov, N. M., Distribution of iron in the sediments of lake and sea basins, and the factors

controlling it.._...-.-.---....-...-.......____.__.___._...___....._____ 136 10941Straley, H. W., The coastal plain of North Carolina...__.....___.__........__....... 136 10928Stratton, E. F., and Ford, R. D., Electric logging.............._...........__............ 139 11601Str0m, K. M., A concentration of uranium in black muds....___________________ 139 11581Stulken, E. J., Computation aids for solving refractions .. 137 11095 Stupochenko, E. V., On the origin of terrestrial magnetism..._______________ 136 10804Sukharev, G. M., Thermal conditions in the Tertiary strata of the trans-Terek plain as an indi

cation of oil and gas potentialities...._.... ....._ ... 138 11335 'Sullivan, C. J., Ore and granitization_..._.__........_....._.___.__..........__ 138 11378Sullivan, G. See Faul, H.Suter, H. H., Relative role of some geological tools in oil exploration......_.... ..._.... 138 11366Swan, B. G., Index of well shot for velocity, second supplement..._____.______._ 136 10855 Swearingen, J. S., Clinometer for well bores, U. S. patent_____.__.._ . 139 11665 Swift, L. M. See Poulter, T. C. Szalag, A., Thorium and uranium content of the Velence Mountains, Hungary...._.._ . 136 10891

T

Tainsh, H. R., An aid to the forecasting of underground structures.....________.____ 138 11379Takahashi, Ryutaro, and Hirano, Kintaro, Seismic vibrations of soft ground ..._..... 139 11547Tapper, Wilfred, Portable well logging unit................._......_.___.__.....___ 138 11349Tauzin, Pierre. See under Cotton, Aimfi.Taylor, D., and Westcott, C., Principles of radar.........__........_..............._.... 136 10955Teufel, V. W., Offshore seismic exploration in Gulf...._______________________ 138 11301Texas Oil Journal, Geophysical and core drilling activity..._._ .. . . 138 11217 New oil frontier is seen for Panhandle's basin area after five-year exploration job.... 138 11380 Tham, Persy, Photogrammetric orientation data and determination of their accuracy . 136 10956 Thellier, Emile and Thellier, Odette, Significant difference between magnetic disturbances with

abrupt and gradual beginnings with reference to the 27-day periodicity....__..... 138 11255 On the magnetic properties of Pyrenees eruptive rocks.. .. . 139 11495

See also under Ebl6, Louis, and Schneider, E. Thellier, Odette. See under Schneider, E., and Thellier, Emile. Thomas, C. D., Counter pulse shape.......__................ ............................... 137 11161Thomson, H. L., and Burton, G. A., Winter operation of geophysical equipment. .. . 137 11138 Thralls, H. M., Seismic interpretation problems and proposed solutions by joint research.. 136 10856 Thyssen, Stephan von, On the possibility of measuring the vertical gradient of the gravity

with a gravimeter......................_.............._.............................. 139 11470 On the thermal field of stationary electric currents in the subsurface... .. . 138 11312 Tixier, M. P., Electric log analysis in the Rocky Mountains............. ......... .. 139 11602 Evaluation of permeability from electric-log resistivity gradients...... . . 139 11603Toperczer, Max, Geomagnetic field of Austria at the epoch 1945.0. _._ ..... 137 11039 The geomagnetic anomaly of Wundschuh... ....... 139 11496


No. Abst.Tracey, J. I. See under Emery, K. O.Trener, Q. B., and Scaramucci, M. A., Telluric radioactivity in the Merano and Lurisia regions. 136 10892 Treskov, A. A., Determination of principal discontinuities in the earth's structure by the

method of fictitious waves..-..__.___._...__.__.__.____.._....... 137 11096 Determination of the thickness of the earth's crust by means of waves reflected from its

base... .... .. .. -.-- .... .......-. . -..-.-.......- -.. 138 11302Tsuboi, Chuji, Dependence of the oscillation period of gravity pendulums on amplitude..----- 136 10761 The density of the material underlying the earth's crust__...___.-.___ __. 137 11020 Secular deformations of the base line rhombus at Mitaka in relation to seismic activities

in the vicinity.__.___________________________________________ 137 11097Tsuya, Hiromichi, The Fukozu fault, a remarkable earthquake fault formed during the Mikawa

earthquake of January 13,1945........................_ _ .. __ 138 11381Tsvetaev, A. A., and Shapirovskii, N. I., Marine seismic exploration along the southern coast

of the Apsheron Peninsula.--.-...-..-....-..-...--.---.-..---...-....--..-.---.-...--.--.. 136 10857Tsytovich, N. A., Soil mechanics____________________________________ 137 11152Tucker, M. J., and Collins, O., The frequency analysis of seismograph records..________ 139 11548Tullos, F. N. See Kean, C. H.Turner, E. E. Jr., Means for the interchange of electrical and acoustical energy, U. S. patent.. 136 10969 Sound producer and receiver, U. S. patent.._- .___..___-I.-___ _ _. 136 10970 Means for the interchange of electrical and acoustical energy, U. S. patent...______ 138 11404 Tuve, M. A., Journal of Geophysical Research, the continuation of Terrestrial Magnetism and

Atmospheric Electricity (1896-1948).-..-......-............-.......-.............----...-.. 136 10929Tuve, M. A., Qoranson, R. W., Qreig, J. W., Rooney, W. J., Doak, J. B., and England, J. L.,

Studies of deep crustal layers by explosive shots...____._____.__._.___.. 137 11098 Tvedt, T. J. See Fay, C. H.

UUchibori, Sadao. See Minakami, Takeshi. TJlrich, F. P., Progress report of seismological work by the United States Coast and Geodetic

Survey in the western United States during 1947----..-----...---..-----..------......---. 137 11099Umbgrove, J. H. F., The pulse of the earth......................__.......................... 137 11153

"Urban, M. A., Underwater measurements in geophysics..._.... _-----------__ ... 136 10762Urry, W. D., The radium content of varved clay and a possible age of the Hartford, Connecti

cut, deposits..----..-.. _ _ _-_. . _ . _ . . _-.-- 137 11123 Radioactivity of ocean sediments, 6, Concentrations of the radio-elements in marine

sediments of the southern hemisphere_..._...__.__..._._...______.. 138 11330 Significance of radioactivity in geophysics thermal history of the earth..._--________._. 139 11582U. S. Atomic Energy Commission and U. S. Geological Survey, Prospecting for uranium.._. 138 11329 U. S. Bureau of Aeronautics, Magnetic airborne detector Handbook of operating instructions

for AN/ASQ-3 equipment, mstallationreports.-. ..-----................--------------- 137 11040U. S. Coast and Geodetic Survey, Magnetograms, Cheltenham, Maryland. July-December,1947 . - 136 10805

Magnetic declination in Texas, 1945 by N. F. Eaton......____________._____ 139 11497 United States magnetic tables and magnetic chart for 1945 by S. A. Deel and H. H. Howe. 139 11498 U. S. Geological Survey. See under U. S. Atomic Energy Commission.U. S. Naval Ordnance Laboratory, A preliminary study of portable marine magnetometers-.- 137 11041U. S. Navy Department, AN/ASQ equipment-General specification, Electronic equipment type

specification (instructions for preparation).... ... ___- ___ ___ __-_ 136 10806 Installation specifications, Models AN/ASQ-1 and AN/ASQ-1A airborne detection

equipment.-- 136 10807 Test specifications for models AN/ASQ-1 and AN/ASQ-1 A airborne detection instal-

lations ... ... ................................. ... 136 10808 AN/ASQ-3 equipment; Installation specification..--.-___..__...__......._ 137 11042 AN/ASQ-3A equipment...__-..._....._________.._----- - --_--___ 137 11043

U. S. Navy Department. See under U. S. War Department.U. S. Navy Yard, Assembly of Mark 6, model 1 proving-ground magnetometers.--...-.-...... 137 11044 Calibration of the Mark 5, model 4 magnetometers...-.--------------------------------- 137 11045

Catalogue of magnetic measuring equipment 137 1104& Operating instructions for the portable magnetometer employing a Mark S, model 4 do-

tector unit and Mark 5, model 5 control box..... 137 11047__ Revised instructions for the use of inductor pistol magnetometers... 137 11048TJ. S. War Department, Japanese'type 2, Mark 4, magnetic detector...__ -_ _._. 137 11049U. S. War Department, U. S. Navy Department, and Air Council of the United Kingdom,

Handbook of maintenance instructions for AN/ASQ-1 and AN/ASQ-1A equipment--..... 136 10809 Handbook for maintenance instructions for AN/ASQ-3 testing systems...________ 137 11050 Handbook of maintenance instructions for AN/ASQ-3A equipment. ___________ 137 11051

AUTHORS INDEX 273

VNo. Abst.

Vajk, Raoul, Geophysical developments in Europe during the war._________*____ 137 11008 Valle, P. E., On the constitution of the earth's core___:___________________ 136 10858 Contribution to the study of seismic characteristics of the central-eastern part of the

Mediterranean...--..-.-..---.......--.----.--..-...-........-..-.................-...__.. 136 10859Vallet, J. M., Study of natural electric currents associated with Carboniferous rocks in the

region of Salines-Chandoline-Bramois near Sion in the Valais.....__....__..____ 139 11555 Vecchia, Orlando, Seismic refraction methods are useful in solving geological problems met in

selecting dam sites for artificial storage reservoirs____________________.___ 138 11303 Veitsman, P. S., On the maintenance of the principle of reciprocity in seismology..______ 136 10860 Veldkamp, J., The explosion of Helgoland and the structure of the earth's crust in northwestern

Europe.. ------- ----- -- -- - - - 138 11304Vening Meinesz, F. A., Gravity surveys in submarines_______________________ 136 10763 Ventocilla, J. F., Prospecting for gravel deposits by the electrical method___________ 139 11556 Verhoogen, Jean, Von Zeipel's theorem and convection in the earth_____.._..-._-_ 137 11129 Vershinin, P. V., Derfagin, B. V., and Kirilenko", N. V., Concerning the ground water that does

not freeze....--.-----------------------.--------.-----..-..-..--.-.--.....--..---.--.-._. 139 11626Ver Wiebe, W. A., Oil fields in North America...... ._..___.______..._.__,____._.__.__._...._ 139 11627Vincent, R. P., Leibrock, R. M., and Ziemer, C. W., Well flowmeter for logging producing

ability of gas sands........-...--...-.....:.....--...--..---.---,---.-----------,------------- 138 11350Vogt, Thorolf, and Bergh, H., Geochemical and geobotanical ore, prospecting 11, zinc and lead

in soil. . 137 11132 Geochemical and geobotanical ore prospecting 12, Iron and manganese in soil____. 137 11133 Geochemical and geobotanical ore prospecting 10, Determination of copper in soil.. 136 10904 Vogt, Thorolf, Braadlie, 0., and Bergh, H.. Geochemical and geobotanical ore prospecting 9,

Determination of Cu, Zn, Pb, Mn, and Fe in plants from the R0ros district_______ 136 10903 Volk, J. A. See under Macelwane, J. B. Volta, Luigi, Concerning the formula of Somigliana of the terrestrial gravity__________ 139 11471

W

Wantland, Dart, An example of a successful mining geophysical survey.____________ 137 11111 Warren, H. V., and Delavault, R. E., Biogeochemical investigations in British Columbia___ 138 11337 Further studies in biogeochemistry..._____________________________ 138 11338Watson, R. J. See under Skeels, D. C., and Bemrose, John.Webber, J. T., Position indicating system, TJ. S. patent...________ '....................... 138 11440Weber, Reinhold, Progress in measurements of gas content of the circulating mud of oil and coal

drillholes -- - __ .........__ 138 11351Wegmann, C. E., Geological tests of the hypothesis of continental drift in the Arctic regions.... 139 11628Weibull, Waloddi, Waves in compressible media...____.___________________ 136 10861 Welge, H. J., Micropermeameter for measuring the permeability of oil field cuttings, U. S.

patent.......-. --' ------------ - - .-... . - - 136 10994Wellman, H. W., Kawau copper mine self-potential electrial prospecting..__________ 136 10878 Wells, R. J., Well velocity shooting in California.-... 139 11549Weng, W. P., A note on some gravity anomalies.___,_____...._.____________ 136 10764 A potential-gradient method for electrial survey____________..____ 137 11112Werner, F. H. See Carder, D. S.West, W. D., General report for the Geological Survey of India for the year 1947________ 139 11450Westcott, C. See Taylor, D.Weston, J. D. See Earp, C. W.Wharton, M., Shooting for oil. -. . . 136 10862Whetton, J. T., and Myers, J. O., Earth resistivity measurements, tracing of galena-fluorspar

veins at shallow depths.______..________.____..____.- . 139 11557 White, M. C., Altimeter, U. S. patent. ... 137 11201White, P. H. N., Gravity data obtained in Great Britain by the Anglo-American Oil Company. 138 11234 White, R. F., Characteristics for some alloy magnets for geomagnetic instruments.. . 137 11052 Whitmore, G. D., Advanced surveying and mapping____________:___ .. .- 138 11394 Whittleston, W. G., and Ziman, J. M., A general purpose recording apparatus_______ 138 11393 Wight, S: N. See under Field, 0. S.Wiig, R. C. 0., Determination of the content of a mineral in. ores and the like, U. S. patent. 139 11678 Wiles, W. E., A modified Wild-pattern earth-inductor inclinometer. _._ 137 11053 Wilkie, Harry, and Moseley, F. L., Radio range system, U. S. patent..____ _- - -. 138 11433 Williams, J. D., Apparatus and method for seismographic exploration shooting, U. S. patent.. 136 10966 Wilson, E. B., Jr., and Cole, R. H., Measurement of underwater explosion pressures, progress

report...... .. ... . 136 1086a


No. Abst. .Wilson, J. Tuzo, Some aspects of geophysics in Canada with special reference to structural

research in the Canadian Shield, Part 2.___________________________ 136 10942 Thermal and radioactive studies, 1947-48...__._______.__._.........____ 137 11130 A brief account of the geophysical work of Hans Lundberg from April 1 to September

30, 1948... . .................... ...... -. . .. ........i. ............ 139 11451Wilson, James T., The primary waves of the Michigan earthquake of August 9,1947____.. 138 11305 Wilson, M. E., Chairman. Structural geology of Canadian'ore deposits____________ 139 11629 Winter, A. B. See Campbell, J. L. P. . . Winterhalter, A. C., Seismic detector, U. S. patent.__-.-..-....__....___________ 138 11409Witte, Leendert de, A new method of interpretation of self-potential field data_________ 138 11313 Wolf, Alexander, Seismic method of locating faults, U. S. patent_________________ 136 10965 Method of logging boreholes, U. S. patent.................. .......................... 136 10987 Use of electrical models in study of secondary recovery projects......._....--.--.--.-.- 138 11352 Seismic exploration with control of directional sensitivity, U. S. patent_________ 138 11408 Measurement of thickness, U. S. patent___________________________ 139 11659

See also under Herzog, Qerhard.Wollan, E. 0., Pardue, L. A., and Qoldstein, Norman, Radiation exposure meter, U. S. patent. 139 11655 Woollard, Q. P., Recent regional gravity surveys_________________________ 136 10765 Gravity anomalies and the nature of the earth's crust..__________________ 138 11235 Workman, L. E., and Bell, A. H., Deep oil possibilities in Illinois_._____..___...._ 139 11630World Oil, Aerial surveying speeds Mozambique exploration... _________________ 138 11256 World Petroleum, Salt mine test proves earth penetration by radio waves......_-.-..-- . 138 11314Wright, Q. M. See Feldman, K.Wu, C. S., and Rainwater, L. J., Battery operated inverse feedback electrometer circuits and

gamma radiation meter___. _ __ ________________________'_____ 136 10893 Portable alpha-activity measuring instrument__________._._-..--_-.-.._ 137 11124 Wyckoff, R. D., Geophysical exploration_...._____......._______...._....___ 138 11218 Geophysical exploration_________________-. __________________. _ 139 11452 Wyllie, M. R. J., A quantitative analysis of the electrochemical component of the S. P. curve.. 138 11353

Y

Yoshiyama, Ryoichi, The hypocentral region of earthquakes....... . ...... . 139 11550

Z

Zachos, K., Geophysical investigations in Lam, Bavarian Forest, by magnetic, electric, andsusceptibility measurements___________:_.-.-....-_ 138 11257

Zahradnicek, J., The figure and the mass of the earth__________._... . , 137 11021 Ziemer, O. W. See under Vincent, E. P. Ziman, J. M. See Whittleston, W. G. Zuschlag, Theodore, Instrument for geophysical exploration, TJ. S. patent 136 10963 Magnetic testing with artificial standard, U. S. patent............... ....... 138 11395Zwillinger, Max, and Hall, S. G., Apparatus and method for rectifying and projecting aerial

photographs, U. S. patent.._........................... . ..... ... 136 10999

SUBJECT INDEX

Ab- Author stract

Accelerometer, General ElectricKev. Sci. Instruments 11089

Accelerometer, recording.._____ Iberall 11635 Accelerometer, strong motion..___ Caloi 10816 Acoustic field, emitter between absorb

ing and reflecting planes. Stenzel 11544 Acoustic impedance well logging.... Deegan 11339

Kean 10907 Acoustic waves, in compressible media

Weibull 10861 Acoustic well sounder

Keystone Development 10908 Aerial photographic mapping._. Qoddard 11385

Kendall 11636 Mott 11387

Africa, equatorial, thickness of crustbelow__________ Treskov 11302

Age determinations, deep ocean sedi ments_.______ Pettersson 11624

Hartford, Conn., varved clays__ Urry 11123 ' lead isotopes and..i.__.___ Jeffreys 11575

report of committee on_____ Marble 10886 Airborne magnetic survey, Bahama Is

lands_________ Bemrose 10769 Bikini........................ Alldredge 11472Florida.._..I.....__....... Kastrop 11247fortieth parallel, Colorado to In

diana___________ Jensen 11022 Gulf of Mexico.__________ Frowe 11242 Mozambique........_...... World Oil 11256Pacific Ocean, Adak to Kwajalein

Alldredge 11472 Pennsylvania, Clearfield-Philips-

burg area__ j___.. Joesting 11482 Sweden, Kiruna-Loussavara deposit

Wilson 11451Venezuela to Texas..______ Affleck 11236

Airborne magnetic surveying, advan tages of._________ Kendall 11027

cost______________ Deegan 11239 techniques of...__.__ Boletin Minero 10771

Due Rojo 10781) Jensen 10788

Kendall 11636 Kodanda Eao 10790

Richards 10923 Airborne magnetometer, AN/ASQ,

general specification. U. S. Navy 10806 AN/ASQ-1 and AN/ASQ-1A, in

stallation specificationsU. S. Navy 10807

maintenance instructionsU. S. War Dept. 10809

test specifications___ U. S. Navy 10808

Ab-Author stract

Airborne magnetometer Continued AN/ASQ-3, installation specifica

tions......... U. S. Navy Dept. 11042maintenance -instructions

U.S. War Dept. 11050 operating instructions

U. S. Bur. Aeronautics 11040 AN/ASQ-3 A, maintenance instruc

tions........... U. S. War Dept. 11051specifications..... U. S. Navy Dept. 11043

circuits in________ Bell Telephone 10768 in offshore exploration.._____ Frowe 11225 saturated core...._... Columbia Univ 10778suspensions______ Columbia Univ 10777 towed bird_________ '....... Smith 11038

Airplane, use of in exploration..___ Horn 10948 Alaska, earthquakes swarm of Oct. 1947

St. Amand 10851 Alberta, seismic surveys, Leduc oil field

Handley 11273Algeria, gravity measurements.._ Lagrula 11459

isostatic anomalies in Hodna basinLagrula 11461

Alnico, temperature coefficient and in duction factor............ White 11052

Alpha particles, absorption in thicksources._________ Beharrell 11558

measurement of absorption__ Hammer 11574 measurements of energy with crystal

fluorescence counter___ Broser 11559 Alps, density distribution below. Gassmann 11226

earthquakes in western_____ Roth6 11092 structure of crust beneath

Oulianoff 11083,11535Aluminum, determination in plants.. Keller 11587 Anisotropic media, elastic waves in

Matsuzawa 10839electrical conductivity in___ Cagniard 1110.1

Approximations in geophysics... Gutenberg 11445 Arctic, magnetic declination 1947___= Klein 11248 Argentina, petroleum exploration in

Saltaprovince..___ Starmont 10927 petroleum possibilities in southern

Andes_................. Ruby 10939Arizona, level changes, Lake Mead area

Carder 11139 seismic wave velocities in Lake

Mead region______ Carder 11264 thermal gradients, San Manuel dis

trict_________ Lovering 11334 Arkansas, gravity survey, Magnolia

field..........__..._ Spencer 10854oil and gas development 1947.. Mackay 10918oil and gas possibilities in.___ Renfroe 11346seismic surveys, Buckner field. Buckner 11054

Magnolia field...._____ Spencer 10854

275


Ab-Author stract

Asia, central, thickness of crust belowTreskov 11302

earthquakes in central region_ Rozova 10850 Assemblage log...._-______ Mygdal 11345Atlantic Ocean, magnetic surveys over

Dacia Bank.. . ,. Errulat 10782seismic surveys...___.._... Ewing 11140

Hersey 11062,11063seismotectonic study of. ___ Due Rojo 10822 structure of mid Atlantic ridge_ Ewing 11140

Australia, electromagnetic survey ofNorseman area.....__ Blazey 10867

ore-deposit origin as exploration aidConolly 10932

potential-drop-ratio survey inNorseman area....--.... Blazey 10867

Austria, magnetic anomaly at Wund'schuh..._______ Toperczer 11496

magnetic field 1945.0-..--..-- Toperczer 11039 undulation of geoid caused by Hohe

Wand.................. Mader 11017Automatic direction finder..___ Steinhofl 11390 Autoradiography___________ Marble 11120

Poole 11579

Bahama banks, submarine, sedimentaryfeatures.......--..-__.... Rich 11148

Bahama Islands, aeromagnetic surveyBemrose 10769

geophysical exploration in..-.. Richards 10923 gravity survey of southern Andros

Island................. Richards 11469Banda Sea, thickness of crust below

Treskov 11302 Belgian Congo, electrical surveys

Magnee 11137,11310gravity anomaly in_______ Magnee 11137magnetic surveys..--..__... Magnee 1113?

Bessel's experiment, contribution to. Berroth HOOgBeta counting.-....-.._._.____ Burtt 11560Beta ray assaying, density correction. Faul 10881 Bibliography, of Canadian seismology. Milne 10840

of radioactivity of Canadian rocksMonsuf 10888

Bikini, aeromagnetic survey_... Alldredge 11472 seismic refraction survey-..--._- Dobrin 11512 seismic'velocities in boreholes.... Beers 10812

Biogeochemical investigations in BritishColumbia__---- "Warren 11337,11338

Black Sea, electrical currents in._ Mironov 11108

Blasting, vibrations from,............. Leet 11070British Columbia, geoehemical pros-

pecting in................. Starr 11336Warren 11337,11338

Building foundations in permafrost

areas._________Saltykov 11625

Calculation techniques, textbook-..-- Boaga 11383

California, earthquake aftershocksManix__ _ _ _____ __-------Richtor 11205

earthquake at Walker Pass. Chakrabarty 11266earthquakes near Riverside..... Richter 11091gravity surveys, Rio Bravo flejd., gloat 10926

Ab-Author stract

California Continuedmagnetic surveys, Rio Bravo field.Sloat 10926 seismic surveys. East Hanford area

Cortright ^11506 Gill Ranch gas field ..... Snedden 11093McDonald Island field........ Gaby 10825offshore.--....--._..._.... Bell' 10814

Snedden 11299Wharton 10862

Rio Bravo field.......___... Sloat 10926Sacramento Valley_____ Cohick 11505 San Joaquin Valley______ Reel 10847

Canada, gravity anomalies_. __ __ Innes 11228 magnetic declination north of lat

60° - Madill 11251 magnetic field western_____ Madill 11252 radioactivity in batholiths___ Wilson 111301 radioactivity of rocks, bibliography

Monsuf 10888rock bursts at Kirkland Lake.. Hodgson 11275'

Hodgson 11276' seismic investigation of crustal

structure..______ Hodgson 11276' seismology, bibliography...__ Milne 108401 temperature measurements in

mines.._________ Wilson 111301 Canadian Shield, seismic survey of

Hodgson 10830,11276-structural research__ _. __.. Wilson 10942"

Caribbean Sea, aeromagnetic survey. A'rBeck 11236 Cartography, fourth Pan-American

consultation ofMilitary Engineer 11360

Chile, geophysical exploration in. Kolubakin 11208 petroleum possibilities in...--...- Ruby 10939 thermal energy sources in Anto-

fagasta____ .. Bringhenti 10894 China, bibliography of geology, ge

ography__________.- Li 10937 earthquakes in Kangting region,

East Sikang.-....--......- Lee 10836electrical potential-gradient survey,

Kansu...._. ........... Chao lllO?Szechwan..-.-----.....--__ Chao 11102

electrical self-potential surveys,southwestern-...-___- Ku 11106''

geophysical work of National Acad emy, Peking............... Ny 10921

gravity surveys. -------- ----- Weng 10764magnetic observations Zi-Ka-Wei

observatory........_ Burgaud 1077$magnetic surveys.--. ------- Chen 1077S

Liu 10785

seismological work.......-.... . Lee 11069Chloride content of oil-bearing strata

KotraJfhov 11131 Clay, radioactivity of.......... Hoogteijling 10884Clay minerals, thermal analysis of__. Grim 10896 Clock lor measuring time intervals. Makarov 10951

Coal, seismic exploration for, Japan... Nasu 11079Cobalt stool, temperature coefficient

and induction factor...... White 11052Colombia, earthquake near Pasto, July

14,1947.......... Ramirez 10846,11087

SUBJECT INDEX 277Ab-

Author stract Colorado, aeromagnetic survey along

40th parallel............. Jensen 11022electrical self-potential survey,

Anglo-Saxon mine.-Gabelman 11105 Malaqhite mine........ Wantland 11111

heat flow in Front Range....- Birch >11332magnetic surveys, Kokomo dis

trict_..-.-.......--Koschmann 11144Malachite mine, Morri-

son................... Wantland 11111Connecticut, radioactivity of Hartford

varved clays.............. Urry ,11123Continental drift, geological tests of

in Arctic region.... Wegmann 11628new data on.....--.-....-.-.. Kosiba 11621two polar continent hypothe

sis..________ Hieronymus 11619 Continents and ocean basins, theories

of origin.................. Hume 11620Convection currents, Von Zeipel's

theorem and........ Verhoogen 11129Copper, determination in plants_ Vogt 10903

Warren 11338 determination in soil....__.... Vogt 10904electrical surveys for..____ Magnee 11137

Wantland lllllWellman 10878

electromagnetic surveys for.... Wilson 11451Core, constitution of... _____ Valle 10858

depth of...........-.---....-. Treskov 11096Corsica, gravity measurements__ Lejay 11462 Creep in rocks, earthquake sequences

and..................... Benioff 11260Crust, deformation of, Moscow con

ference on__-.---.- Nikolaev 11362 effect of pressure on physical phe

nomena in....___ Goranson 11510nature of from gravity anom

alies................... Woollard 11235structure of, Alps_____.. Gassmann 11226

Oulianoff 11083,11535Eurasia___________ Stoneley 11094 from Haslach explosion

studies................... Keich 11294Rothe 11297

from Helgoland explosionstudies___ ___ Mintrop 11531

Schulze 11298Veldkamp 11304

Madagascar..-.---.-...----. Poisson 11292Mediterranean area.._...- Valle 10859 Pacific Ocean______ Stoneley 11094 southern Sierra Nevada,

Calif.............. Chakrabarty 11266use of rock bursts for study. Hodgson 11276 Washington D. C........... Tuve 11098

temperature distribution in.. Rittmann 11149 thickness of, Apcnnine Penin

sula... ................. Treskov 11302Banda Sea... .......... Treskov 11302central A'sia............... Treskov 11302determination from reflected

waves_________ Treskov 11302

Ab-Author stract

Crust Continued thickness of

equatorial Africa_____ Treskov 11302' Zulu Sea.................. Treskov 11302

Crystal fluorescence counter...... Broser 11559'

Deformation, effect on magnetiza tion._________ Grabovskii 11243

of plastic layers._...--.... Shneerson 11151Denmark, gravity measurements. N^rgaard 11467 Density, correction of, in beta ray as

saying.. ........---.-.-.... Faul 10881in interior of the earth.. Lopez de Azcona 11372' of material below the crust.... Tsuboi 11020

Diamonds electrieal surveys forMagnee 11310,11137

Diastrophism.______.___. Kosygin 11145- Umbgrove 11153

Dielectric constant, from measurementsnear radio transmitter.. Niessen 11109'

Dikes, magnetization of, northernEngland...__.-. Bruckshaw 11473-

Dipmeter surveys in oil wellsPetroleo Interamericano 10910'

Dipole'electrical sounding, . Al'pin 10866Dissolved material movement through

rocks.___________ Garrels 11370'Drill holes, physical methods of explora

tion, textbook____. Dakhnov 11134Drilling, exploratory, 1947______ Lahee 10917

Earth, origin and development of..... Hume 1162f>Earth currents, effect on magnetic field

Barber 10766 English Channel...._.......... Barber 10766

Longuet-Higgins 11553 disturbances, Madagascar, March

1946.................. .. Coze 10779relation to diurnal magnetic varia

tions..........__..... Rikitake 11034relation to volcanic activity.... Rikitake 11110Sakura-jima, Japan______ Rikitake 11110southwest China________... Ku 11106tidal generation of... _ Longuet-Higgins 11553

Earthquake causes, deep-focus.. Landsberg 11068Earthquake damage, Quetta, India

Robertson 10849To-Nan-Kai, Japan...___ Minakami 11075

Earthquake epicenter, graphic methodof determination.._. Due Rojo 10823

rapid method of determinationPeterschmitt 11085

Earthquake intensity, effect on humans* Peronaci 11289

Earthquake magnitude, minimal re corded .. ...__ -,_-- Richter 11091

Earthquake records, analysis by elec tric analog computer... Housner 11521

Earthquake-resistant constructionRobertson 10849

Earthquake risk.__............ Neumann 11081Earthquakes and rock creep.._.. Benioff 11260


Ab-Author stract

Earthquakes, Alaska, Oct. 1947.St. Amand 10851Asia, central... _________ Rozova Atlantic Ocean... _ . ____ Due Rojo

1085010822

California, Manix, aftershocks. Richter 11295 Walker Pass. _ ...... Chakrabarty 11266

China, east Sikang. ________ Lee 10836 coincidences in calendar dates of

Nordquist 11287 Colombia, Pasto, July 14, 1947

Ramirez 10846, 11087 deep-focus, in Mediterranean region

Gutenberg 10828 .unexplained phases in seismo-

gramsof.. ____ ... Outenberg 11272 distribution of in world...... Outenberg 11517hypocentral region of. ___ Yoshiyama 11550Hungary.. ____________ SimonIndia, Makran, Nov. 28, 1945 __ SondhiItaly, Calabria, March 11, 1947... ValleJapan, Mikawa, Jan. 13, 1945 __ Tsuya

Ogashima... Military Land SurveyTo-Nan-Kai, aftershocks.MinakamiTottori, Sept. 10, 1943.... Miyamura 11077

Madagascar.. _______ .. __ Poisson 11537 magnetic anomalies related to __ Roth. 10800 Michigan, Aug. 9, 1947... .... _ Wilson 11305Montana, Nov. 23, 1947. __ ...... Nile 11286motion at focus.. ____ .. Yoshiyama 11550 New York-Canada, Cornwall-

Massena, Sept. 5, 1944.... Milne 11074northwest Pacific Ocean _____ Hess 10933 Ohio, March 1937.. ........ Stechschulte 11300Ozark Mountains. _______ Heinrich 11061 periodicity... __ .... __ . __ Perrine 11290Peru, Nov. 1, 1947.. ............. Silgado 10853Quebec, Montmorency County,

Jan. 1, 1948 _________ Milne 11073 relation to deformation of Mitaka

base line rhombus ___ Tsuboi 11097 Switzerland, Jan. 25, 1946

Oulianoff 11535 western Alps...... ........... Rothe" 11092

Turkestan, Nov. 2, 1946.. ...... Caloi 11263Turkey. _______________ Lahn 11279

Dec. 21, 1945. ___________ Lahn 10835United States.... ____ _ Neumann 11081

Education, elementary geophysics Moon 11361

extension courses of, for field-crewtraining ________ Leonard 11358

geophysical, California Inst. Tech.

Buwalda 10914Egypt, geological theories in.-. ___ Hume 11620 Elastic constants, ultrasonic methods of

determination..... ...... Bacher 11606Schneider 11611

Elastic-wave period, increase of ... _ . Munk 11532

Elastic waves, experimental observations __ _______ Kishtnouyo 10833,10834

in aelotropic medium.... ... Stoneley 11546in elastic semispace.. ___ .. Petrashen' 11291 in infinite elastic plane-parallel

layer. ____ ...'... Petrashen' 11536

Ab-Author stract

Elastic waves Continuedin viscoelastic media_.__ Oassmann 11513 of infinitely small width

Castelluccio 11503 propagation in anisotropic medium

Matsuzawa 10839 propagation from spherical source

Sezawa 10852 spherical, propagation in elasto-

plastic medium..____. Lunts 11280 Electrical conductivity, determination

from measurements near radio transmitter..__. Niessen 11109

in anisotropic media..____ Cagniard 11101 in earth, relation to magnetic vari-

ations....__.__._ Kalinin 11025Electrical currents, in the Black Sea

Mironov 11108 in the ground, thermal field of

Thyssen 11312 Electrical effects of tidal streams

Longuet-Higgins 11553 Electrical exploration, Elflex method

Lewis 10873dipole sounding__________ Al'pin 10866 induced-polarization method__-- Bleil 10868 inductive method_______ Slichter 10876 potential gradient method____- Chao 11102

Weng 11112 single-pole sounding....._.. Enenstein 11103

Electrical field, induced in deep oceancurrents________ Stommel 11554

point source over inclined layerSkal'skaia 10875

Electrical logging, compared with ra dioactivity-... ...... Mercier 11597

for coal.._________.. Schlumberger 11347 induction.._____________- Doll 11592 portable equipment for....._.. Quyod 11342

Tapper 11349self-potential, principles of..... Stratton 11601

quantitative analysis........ Wyllie 11353to aid seismic exploration

Osterhoudt 10842 Electrical logs, analysis in Rocky

Mountains............... Tixier 11602resistivity, permeability evolution

from______________ Tixier 11603 to locate porous zones...._ Lyle 10909

Electrical potential-drop-ratio survey,Norseman area, Australia. Blazey 10867

Electrical resistivity, measurementof.. - . Fritsch 10871

mud and mud-nitrate.______. Patnode 11599relation to nonlreezing ground

water................. Vershinin 11626Electrical resistivity surveys, Belgian

Congo............ Magnee 11310England, Eyam mine, Derbyshire

Whetton 11557

' Holderness Plain.. Palmer 11311 for gravel deposits._____. Ventocilla 11556 lateral effects on depth-probe curves

in..__.__.._____ Enslin 11552

SUBJECT INDEX 279Ab-

Author stractElectrical resistivity surveys Continued

Tennessee, Memphis and BolivarSpicer 10877

Tunisia__._......___... Castany 11307Electrical self-potential, new method of

interpretation....___. Witte 11313Electrical self-potential survey, China, south

west ....................... Ku 11106Colorado, Anglo-Saxon mine.. Qabelman 11105 Colorado, Malachite mine_ Wantland 11111 India, Mysore district

Ramachandra Rao 10874 New Zealand, Kawau copper mine

Wellman 10878 Switzerland, Valais............... Vallet 11555

Electrical surveys, Belgian Congo.. Magnee 11137 France, Pechelbronn oil field. Schnaebele 11216 France, Saone and Rhone River

basins................... Ooguel 11355Germany, Bavarian Forest._.. Zachos 11257 salt domes._. _________ Lewis 10873 USSR, middle Volga region... Rozanov 10924

Electrode configurations, T-shapedEnenstein 11103

Electromagnetic exploration, low-fre quency, theory and practice

Evjen 10870,11308potassium deposits_______ Fritsch 11104 radar method_ ___ ____ Haycock 11309 radio wave methods_______ Barret 11306

Minaw 11609 World Petroleum 11314

Electromagnetic field, created by circu lar coaxial coils of electrical currents..._______. Sauter 10801

low frequency, theory._____ Evjen 10870 of heavenly bodies........._.._ Giao. 11479

Electromagnetic field problems, exten sion of Lagrange's equation to......._............... Grout 11238

Electromagnetic induction in earthRikitake 11034

Electromagnetic survey, Norsemanarea, Australia______ Blazey 10867

Ontario, Kashabowie area___ Wilson- 11451 Electromagnetic waves, existence in

different media in plane contact______.__ Ivanov 10872

plane, propagation in medium of periodically recurring layers

Levin 11107 propagation in stratified media

Abeles 10864,11551refracted from point source. Brekhovskikh 10869 velocity, attenuation, and wave

length in the earth__ Haycock 11309 Ellipticity of the earth___ Zahradnicek 11021 Engineering, use of geophysics in___ Robb 11610 England, electrical resistivity surveys,

Eyam mine, DerbyshireWhetton 11557

electrical resistivity surveys, Hol-derness Plain______ Palmer 11311

AD-Author .stract

England Continuedgravity surveys, basin area.___ White 11234

Warburton fault....__. Bullerwell 11011magnetic surveys, Armathwaite

dike..________ Bruckshaw 10772 English Channel, electric potential

difference measurements_Barber 10766Longuet-Higgins 11553

Eurasia, structure of the crust..... Stoneley 11094Europe, geophysical exploration, World

War II.................... Vajk 11008-E xploration, airborne techniques of. Kendall 11636

aluminum equipment for.__ McCaslin 11638: geophysical, activity in Europe

during World War II...... Vajk 1100SArkansas 1947________ Mackay 10918'. Azerbaydzhan S.S.R....... Kulikov 10916Chile 1948............... Kolubakin 11208Dakota basin.________ Dries 1135&for ground water__.___ Castany 11307"

Kamenskii 11447Pirson 11213Spicer 1087T

for minerals___ Armstrong 10738,11202'Brant 10740-

Bruckshaw 11204Peterson 10844

Schwartz 10940,11375.for petroleum.... Evans 11443*

Nettleton 11448-Suter 11366.

Wyckoff 11218,11452-Germany 1939-46.....-...:.. Bartels 10739history--.. .............. Alvarez 10737"in engineering.....-.-. Robb 11610-India......... ........ Dessau 11002-

Evans 11443in mining__._______ Belluigi 11100-

Brant 11135.Heiland 11207

Koschmann 11144in oil industry Morgan 11209-Mexico..______ Guzman 116181

Rummerfield 11215-Mexico 1948.-....-.-----. Bermudez 11203'

Garcia Rojas 11444middle Volga region.___ Rozanov 10924 new techniques in... Slotnick 10744: offshore____________ Frowe 11225- Poland........................ Noth 11211United States 1947_..... Eckhardt 11205.

Nat. Oil Scouts 10919* use in leasing arrangements.. Deegan 11608- use of explosives in.______ Bell 10814 use of light airplane in....__ Horn 10948.world activity 1948 Eckhardt 11206. winter operation.._..... Thomsen 1113&

Exploration for minerals, paleogeog-faphy as guide_.___ Hsieh 11143

textbook.................... Kreiter 110041Explosions, variability of vibrations

from________ Macelwane 11283: Explosion waves, effect on concrete

pier.___________ Bastings 11259'


Ab-Author stract

^Explosives, accidents with, in seismicexploration..-.-- __ . Hanahen 10947

use in geophysical exploration. __ Bell 10814

Fault, detection by reflection seismograph __________ Kelsey

determination of displacement inrotary. _______ Molengraaff

formed during Mikawa earthquake ____________ Tsuya

gravity survey of, England... Bullerwell model survey of magnetic field

of.........-.... KalashnikovFault scarps produced by Tottori,

Japan, earthquake _ Miyamura Figure of the earth, best fitting ellip

soid __________ .- Hopfner contribution of seismic investiga

tion to studies ___ Inglada Orsderived from moon's motion __ BerrothGerman research on. _ _ ..- _ Bartels

newdataon.. _ . _ -...---. _ JeffreysFinland, radioactivity of Kuru granite. PooleFlight navigation __ .-.. ___ OringortenFlorida, aeromagnetic survey ___ KastropFlow of liquid through porous medium

FerrisFlowmeter.. ____________ Vincent Fluorescence, for determining oil in res

ervoir rock... ._ _. . Noakesof zircon... ____________ Foster

Fluxmeter, null reading _____ Lauritsen Folded structures, aid to forecasting- Tainsh Folding, mechanism of ... Liustikh Formosa. See Taiwan. Trance, electrical surveys, Pechelbronn

oil field, Alsace...... Schnaebeleelectrical surveys, Saone and Rhone

basins. . ......... Qoguelexploration for petroleum in.... B. B. Z.geothermal measurements, Pechel

bronn oil field. ------ Schnaebelegravity measurements, Normandy,

Brittany, Poitou... . Lejaygravity survoys, Saoiic and. RliOno

basins......... ....... Goguelmagnetic observations at Chambon-

la-Foret-_.-__ ............. Eblemagnetic surveys, in southwestern

Schneider ;Pechelbronn oil field __ . Schnaebele

Petroleum Research Institute., B. B. Z.radioactivity measurements Coppens

11562, 11563, 11564, radioactivity surveys in northern

coal basin.. ........ ChalardFrozen ground, textbook on .... Cailleux

10832

11147

1138111011

11024

11077

11016

11066110101073911458115791094611247

1113611350

1136311354109503137911371

11216

1135511442

11216

11463

11355

10781

; 110351121611442

11565

1111311368

Gamma radiation meter, portable__.. Wu 10893 Geiger-Muller counter, absolute beta

counting by.-..---.-.---- Burtt 11560. circuit for study of operation Ouimaraes 11572

dead-time reduction__ ___ Smith 11122

Ab-Author stract

Qeiger-Miiller counter Continuedeffect of temperature....___.-. Joyet.for use in diamond-drill holes.. Feldmanin mineral exploration..____ Hagen

KnoerrNovitsky

in stratigraphic studies..___ Chalard methods of testing____...-_ Curtiss multicellular......._............ Lindnew types of.-.____-_..- Curran portable. Electrotechnic Engineering Co pulse shape^_________ Thomas

small ether-argon.._____ Robinson theoryof . ... ...... Festausing standard broadcast receivers

Schafer 11121with spherical cathode.._____ Salvini 10890

Geochemical prospecting, analyticalmethods in, for alumina.. Keller 11587

analytical methods in, for copper. Huff 10899Vogt 10904

Warren 11338for lead....-.-.....-_._-_.. Huff 10899for zinc..___________... Huff 10899

Lakin 11588Reichen 10901Warren 11338

dispersion halos in__ _. _. Sokoloff 10902R0ros district, Norway..._ Vogt 10903,10904Tennessee..__________ Hawkes 11586

Geochemical well logging_____ Horvitz 10906Geochemistry of Swedish iron ore

Landergren 10900 Geodetic astronomy, textbook of

Pires de Matos 10954 Geodetic positions, natural tables for »

computation of........ Simmons 11388Geodetic surveys, establishment of ties

between_________ Boaga 11221 Geodesy, textbook of..__...... Baeschlin 11219

Boaga 11222Geoid, undulations of, from torsion bal

ance measurements...... Mader 11017undulations of, investigation by

gravity data______. Magnitstii 1075S

Geologic mapping.. ............... Derry 11033Geologic profiles, application of Brian-

chon's theorem to-. __ Mertie 10952 Geologic time, annotated bibliography

1946-47 . . --- Marble 11374Geology, functions of...___^____- Frost 11616 Geophysics, approximations in... Gutenberg 11445Geophysical case histories, collection of

Nettleton 10920Arkansas, Bucfcncr fleld.-.---- BuoKner 11054

Arkansas, Magnolia field....... Spencer 10854California. McDonnld Island field- Gaby J0825

Gill Ranch gas field____ . Snedden 11093

Rid Bravo field......... .... Sloat 10926Germany, Reitbrook salt dome

Behrmann 10813Illinois, London field_______ Lyons 10837

Salem field.... . Hunzicker 11065Louisiana, Gibson field___. Goldstone 10827

SUBJECT INDEX 281

Ab stract

1105610820110571092211082

1073910929110031074110811

11210

1093110944

1125710739

10813

11257

112741081311612111371075211563113211132211579

11378

10874

11556

Oravimeter, Graf-Askania .____ Stanek 1123311233 11233

portable.._____________ Burg 10747 Thyssen........._---_-.......... Stangk 11233

Gravimetric deflections by the methodof condensation. ______ Rice 11230

Gravitational field, of rotating nearlyspherical body______ Clark 10748

Gravitational potential, nonindepend-ence of. ......... Skeels ' 10758,11232

Gravity, diurnal variations of.__ Eckhardt 11224 effect of infinite number of circular

cylinders on ______ Gavrilov 11227 effect on solid and liquid bodies.Berroth 11009 Heiskanen and Somigliana for

mulas compared.....__ Volta 11471methods of study of_______ Stanek 11233 new international formula...... Morelli 11018residual, theory and practice.''... Griffin 10751 value at Potsdam.............. Morelli 10756value at Washington.____.. Morelli 10756

Author Geophysical case histories Continued

Oklahoma Apache pool......__ CorynCumberland oil field_____ CramOklahoma, Pauls Valley field. Cram

Texas, Friendswood oil field.... PatrickVenezuela, Tucupita oil field. __ Olson

Geophysical instruments, and methods,German research on_ _ Bartel

Geophysical Research, Journal of..... TuveGeophysics, major problems in.. Gutenberg

methods and problems. _____ Fu textbook on. ________.__ Bartels

'Georgian S. S. R., geophysical investi gations in__..___... NodiS,

Geosynclinal zones, metallogenic evolu tion....___.___.. Bilibin

German geologic dictionary Beringer Germany, electrical surveys, Bavarian

Forest_________ Zachos geophysical research 1939-46..... Bartelsgravity surveys, Reitbrook salt

dome_______.. Behrmann magnetic surveys, Bavarian Forest

Zachos seismic surveys, Permian salt basin

HeermannReitbrook salt dome_., Behrmann

Glaciation, geophysical theory of.... SestoftGold, geophysical surveys for...._ MagneeGradiometer, vertical_.__.___ Kunz Granite, radioactivity of_____ Coppens

Hee Hess

Poole Granitization, relation to ore deposits

SullivanGraphite, electrical self-potential sur

veys for. ._ Ramachandra Rao Gravel deposits, electrical exploration

for._________ Ventocilla

.Haalck.............:............. StanekLejay-Holweck...__......___ Stanek

Ab-Author stract

Gravity anomalies, Algeria, Hodnabasin.. .............. Lagrula 11461

Belgian Congo.......... ..... Magnee 11137Canada, northwestern___.._ Innes 11228 China................... ...... Weng 10764interpretation of_________ Gunn 11617 isostatic, Spain.......... Lozano Calvo 10754Mediterranean, geologic interpreta

tion................. Cizancourt 11455relation to deep-focus earth

quakes......... ... Gutenberg 10828nature of 'the crust from.. __ Woollard 11235 northwest Pacific_________ Hess 10933 Pyrenees Mountains____ Cizancourt 11223 relation to deflection of the vertical.Rice 11230 Swiss Alps, structural interpreta

tion. . Gassmann 11226 Volga bank below Stalingrad_ Kolbin 11229

Gravity corrections, elevation, in moun tainous regions..___ Scheffer 11231

isostatic, nature and importance ofCunietti 10749

topographic, nature and impor tance of................ Cunietti 10749

Gravity data, for investigations of un dulations of the geoid.Magniskii 10755

Gravity exploration, marine, methodsFrowe 11225, Urban 10762

Gravity gradient, vertical, computa tion of.................... Kunz 10752

vertical, measurement by gravim-eter...- -_--.--_......I. Thyssen 11470

Gravity measurements, Algeria__ Lagrula 11459 Corsica........................... Lejay 11462Denmark, Copenhagen___ N0rgaard 11467* France, Normandy, Brittany,

Poitou -..------__-..... Lejay 11463reference stations....-__.. Martin 11466

Greenland.............._... N0rgaard 11467Hungary, Transdanubia__.. Facsinay 11013Italy, Genoa-Piacenza line__ Solaini 10760

Padova-Pisa.... .......... Boaga 11220Luxembourg.___._ Cagniard 11012,11453 Morocco-__..__ _____ Lejay Norway, Oslo________ N0rgaard Sweden, Stockholm....___ Ntfrgaard

Gravity surveying, submarine, tech niques_____ Vening Meinesz

techniques in Bahama Islands. Richards Gravity surveys, Arkansas, Magnolia

Spencer Bahamas, southern Andros Island

RichardsCalifornia, Rio Bravo field____ Sloat England.......... --........ WhiteFrance, Saone and Rhone basins. Goguel England, Warburton fault... Bullerwell Germany, Reitbrook salt dome

Behrmann India, Nagpur district....,__. GulateeLouisiana, Gibson field....._ GoldstoneMadagascar, plans for ....... Cattalanear Pari.cutin volcano...__.... Barnes

1076310923

10854

1146910926112341135511011

1081311015108271145410746


Ab-Author strac

Gravity surveys Continuednorthern Ontario______... Garland 1075 Poland, near Lodz_____ Pawlowski 1146 regional, recent progress in.-.-.Woollard 1076 Texas, Coal Creek serpentine. Romberg 1075 Ukraine.,....--.....-.__..... Sel'skii 1137U. S. S. R., middle Volga region

Rozanov 1092 Gravity tie, Paris, Brussels, London,

Glasgow....______. Martin 1146.Greenland, gravity measurements. N^rgaard 1146 Ground water hydraulics as a geophys

ical aid................... Ferris 1113Gulf of Mexico, aeromagnetic surveys

Affleck 1123i Frowe 1124:

exploration in. ____._____ Smith 1075! seismic exploration, equipment and

techniques......_.__ Teufel 1130

Haslach explosion, seismic observationsof .-- .-. . - Reich 11294

Rothe 11297Heat flow, Colorado Front Range.._ Birch 11332 Helgoland explosion, seismic observa

tions of..__.____ Mintrop 11531 Schulze 11298

Veldkamp 11304 Helicopters, use in seismic exploration

Sterrett 1154Hopen, magnetic declination___.. Henie 11245 Hot springs, abnormal temperature dis

tribution in.........__ Otuka 10898Hungary, earthquakes in..._. ... Simon 11542

gravity measurements, Transdanu-bia._.......__..... Facsiriay 11013

magnetic surveys. ---_...__. Kantas 11026 radioactivity measurements in

Velence Mountains... _ Szalag 10891 Roland Eotvos Institute.____ Renner 11006

niionois, aeromagnetic survey along40th parallel............. Jensen 11022

oil possibilities in...... . Workman 11630seismic survey, London field..... Lyons 10837

Salem field..._______ Hunzicker 11065 Inclinometer, earth-inductor, modified

Wild-pattern.............. Wiles 11053India, earthquake, Makran, Nov. 28,

IMS..................... Sondhi 11543earthquake, Quetta.....__. Kobertson 10849electrical self-potential survey,

Mysore districtKamacflandra Rao 10874

geophysical exploration..... Dessau 11002 Evans 11443

Geological Survey geophysical ac-tivities 1947.... - West 11450

gravity survey for manganese, Nag- pur district -,--._ Oulatee 11015

Indiana, aeromagnetic survey along40th parallel..---...---.. Jensen 11022

Induced polarization method ol explora tion........ . .... Bleil 10868

Inductive method of exploration__ Slichter 10876

Ab-. Author stract

Internal constitution of the earth , Gutenberg 11272,11446

Morelli 11078 Treskov 11096

International Union, Geology and Geo physics, meeting_ Proudman 11364

lonization by gamma rays from granite. Hess 11322 lonization chamber, portable_____ Enns 11319>

Wu 11124Iron, determination in soil_______ Vogt 11132

distribution in sediments__ Strakhov 10941 determination in plants............ Vogt 10903

Iron ore, geochemistry of,___ Landergren 10900 Isostatic anomalies, Transdanubia,

Hungary_.__..... Facsinay 11013Isostatic equilibrium, compared with

effects of sedimentation. Lagrula 11460extended..____________ Gunn 11617

Isostatic Institute, work of._., Heiskanen 11457Isostasy, some further implications. Lawson

theories of....___...__ GutenbergItaly, earthquake of March 11, 1947 in

Calabria--..---..-..--...- Valle gravity measurements along Genoa

Piacenza level line___ Solaini gravity tie, Padova-Pisa.- __ Boaga radon measurements, at Pavia.. Aliverti

in Tyrol and Piedmont..._ Trener seismic Surveys of dam sites.... Vecchiatemperature of Etna fumoroles

Cucuzza Silvestri thickness of crust below Apennines

Treskov

Japan, applied geology program for.. Schenk deformation of Mitaka base line

rhombus...--__-..._ Tsuboi earth currents Sakura jima..-. Rikitake earthquake, Mikawa, Jan. 13, 1945

Tsuya Ogashima May 1,1939

Military Land Survey To-Nan-Kai, damage and after.

shocks... . . Minakami Tottori, Sept. 10,1943... Miyamura

magnetic measurements following Miyakesima eruption

Minakamimagnetic survey, Sakura-jima... Harada

seismic surveys, bridge sites.-,.--- 'N&SUcoal fields._ Nasu river deposits. ........... Nasu

seismology 1939-47_____ Kawasumi temperature distribution in Atami

hot spring .... .... Otukaj, seismological . observations at

Bandoeng ------ Petroeschevskyesuit Seismological Association, prog

ress report 1947-.-... Macelwane

10859

1076011220108791089211303

10895

11302

11449

1109711110

11381

11072

1107511077

1102910786

1108011079

1108011524

10845

11071

Cansas, aeromagnetic'survey along 40thparallel.-_---.---.-..._ Jensen 11022

radioactivity logging Eugoton fieldMercier 11344

SUBJECT INDEX 283.

Ab-Author stract

Kimberlite, electrical resistivity sur veys, Belgian Congo_ Magnfie 11310

Lake Mead, level divergences near.. Carder 11139 Latvia, magnetic anomalies. Slaucitajs 10803,11037

magnetic map. __._____ Slaucitajs 10803 Lead, determination in plants... Vogt 10903

determination in soil..--....- Vogt 11132Lead isotopes and age determinations

Jeffreys 11575Level divergences, Lake Mead area.. Carder 11139 Logging, acoustic impedance.. .. Deegan 11339

Kean 10907dipmeter..._. Petroleo Interamericano 10910 geochemicaL-..__...._-.... Horvitz 10906in geologic exploration.-----.- Dakhnov 10905lithologic-..-.--.-__-.__. Oreider 11594

Hills 11343 mud.__....___-...----..-- Langton 11596

Pixler 10911Weber 11351

Logs, assemblage.._.._......... Mygdal 11345color reproduction of. -.--...-. Speer 11348

Louisiana, gravity surveys, Oibsonfield......-.-........- Qoldstone 10827

oil fields in_____._...__ Deegan 11615 seismic surveys, Gibson field

Ooldstone 10827Luminescence of solids, textbook._ Kroger 10915 Luxembourg, gravity measurements in

Cagniard 11012,11453

Madagascar, crustal structure_... Poisson 11292 earth current and magnetic disturb

ances, March 1946.......... Coze 10779earthquakes in__...._...- Poisson 11537gravity survey plans............ Cattala 11454

Magnetic activity, statistical distribu tion of diurnal character istics._____ ..-.-. Kozik J0791

Magnetic anomalies, Austria, Wund-schuh.....'.....--.-.. Toperczcr 11496

calculation assuming centered di-pole..................... Nagata 11031

earthquakes related to..____.. Roth6 10800 Latvia.................. Slaucitajs 10803,11037model study of........._ Kalashnikov 11024negative, Armathwaite dike. Bruckshaw 10772 negative, Bikini..___._.. Alldredgc 11472 Now Zealand.................._ Jones 11484origin of.......................... Reed 11254Poland, Mazowsze region_-'... Olczak 11490 south Pacific Ocean.............. Jones 11484

Magnetic declination, anticipated secu lar change___----- Burmeister 10774

Canada north of 60°-...----..... Madill 11251, Hopen..___..._....__... Hcnie 11245

North American Arctic, 1947...... Klein 11248Texas, 1945............... U. S. C. G. S. 11497

Magnetic disturbances, German re search on............_. Bartels 10739

Madagascar, March 1946_____ Coze 10779 Magnetic effects of tidal streams

Longuet-Higgins 11553

Ab-Author stract

Magnetic elements, Austria...... Toperczer 110391Magnetic field, couple exerted by, on

magnetic moment.._ Bryliriski 11474 effect on crystallization of molten

metals... ...___ Mayr 11487 effect on crystallization of para

magnetic salts..._____ Mayr 11486 effect on radioactivity._____ Cotton 11566-

Ehrenhaft 11568,1156&of massive rotating bodies...__ Pliner 11033 produced by rotation.___.. Salceneau 11494 treated as field of rotation___ Reulos 11493

Magnetic field measurements, text book............_.__ Morelli 11030-

Magnetic field of the earth, analyticexpression of.__.__ Fanselau 10783

fluctuations produced by earth cur rents in estuary.....__ Barber 10766

history.________.____ Graham 11481 Johnson 11023

origin ... Chapman 11237Dauvillicr 11475

Elsasser 11476Gold 11480-Medi 10795

Stupochenko 10804rapid fluctuations_... Columbia Univ 10776- secular variation of... _____ Elsasser 11476 variations near equator.. ___ Martyn 11485

related to internal structureKalinin 11025.

related to solar phenomenaMorelli 10796.

with depth.................... Giab 11478western Canada... ....._.. Madill 11252

Magnetic instruments and methods.. Bartels 10739 Magnetic investigations in oceanic

areas................_ Fleming 11477Magnetic investigations, western Cana

da, history of............ Madill 112521Magnetic observations, Chambon-la-

For6t observatory 1942-44.. Eble 10781 Coimbra observatory, 1941

Inst. Geofis. Coimbra 10787 In United States. -..... U. S. C. G. S. 11498-Zi Ka Wei observatory 1941-45. Burgaud 10773

Magnetic phenomena caused by rota tion, experiments on___ Pliner 11033

Magnetic polarization, of glacial claysJohnson 11023

Pacific core samples........__ Johnson 11023Magnetic pole, north, present location

Madill 10794 Magnetic potential, nonindcpendence

of derivatives of.... Skcels 10758,11232Magnetic properties, variation during

solidification_....__.. Mayr 11488Magnetic storms, correlation with

coronal disturbances.... Lincoln 11250effect of solar flares...___.__ Ellison 11240 periodicity of...._.-_..____._1__ Thellier 11255relation to solar activity......._... ol' 10798relationship to sunspots. _______ Newton 11489


Ab-Author stract

Magnetic surveying, airborne, advan tages of.__.______ Kendall 11027

airborne, cost of._________ Deegan 11239 techniques_____ Boletin Minero 10771

Due Rojo 10780 Jensen 10788

Kodanda Rao 10790 Richards 10923

Magnetic surveys, airborne, BahamaIslands.___..___ Bemrose 10769

Richards 10923airborne, Bikini.._ ..... Alldredge 11472

' Pennsylvania, Clearfield Phil-ipsburg area______ Joesting 11482

Florida...___......___ Kastrop 11247Gulf of Mexico.. _..... Frowe 11242

Mozambique...._____ World Oil 11256Pacific Ocean, Adak to Kwaj-

alein.................. Alldredge 11472Sweden, Kiruna Loussavaara

deposit ............... Wilson 11451Venezuela to Texas_____ Affleck 11236

Atlantic Ocean, Dacia bank_.. Errulat 10782 Belgian Congo__________ Magnfe 11137 California, Rio Bravo field.___ Sloat 10926 China...... ....... .......... Chen 10775

southwestern part._______ Liu 10785Colorado, Kokomo district- Koschmann 11144

Malachite mine..____ Wantland 11111England, Armathwaite dike. Bruckshaw 10772France, Pechelbronn oil field

Schnaebele 11216Germany, Bavarian Forest_ Zachos 11257 Hungary______________ Kantas 11026 interpretation of data of- ___.. Peters 11491 Japan, Sakura jima.______. Harada 10786 Minnesota, St. Louis County

Schwartz 11036 Ontario, Cobalt area.. Wilson 11451Pennsylvania, Boyertown magne

tite-deposit Lee Pyrenees ... _ ___.__- _____ Schneider Ukraine________..____ Sel'skii U. S. S. R., middle Volga region

_i-ozanov 10924

Magnetic susceptibility, method ofmeasuring in place Kalashnikov 11246

newly erupted lava, Sakura jimaHarada 10786

Pyrenees eruptive rocks___ Thellier 11495related to ferromagnetic content of

rocks................ Bersudskil 10770Magnetism of cosmic bodies_ Gimmelfarb 10784 Magnetite, aeromagnetic survey, north

ern Sweden......__.. Wilson 11451

magnetization factor.... Petrova 11032

magnetic surveys for... ......... Lee 10792Wantland 11111

magnetization- of..____ Grabovskii 11243Magnetization, effect of magnetite con

centration and grain size onPetrova 11032

intensity of, theory..____ Procopiu 11492

Ab-Author stract

Magnetiz ation C ontinuedmagnetite, effect of deformation on

Grabovskii 11243 negative, tholeiite dikes, northern

England__ _ Bruckshaw 11473newly erupted lava______ Harada 10786

Minakami 11029Pyrenees eruptive rocks___ Thellier 11495 remanent, apparatus for measuring

Nagata 11253causes of..._________ Petrova 10799in sedimentary rocks.___ Graham 11481

Nagata 10797stability of................. Graham 11481

Mercanton 11028Magnetograms, Cheltenham Observa

tory, July-Dec. 1947U. S. C. G. S. 10805

Magnetometer, airborne, AN/ASQU. S. Navy 10806

airborne, AN/ASQ-1 and AN/ASQ- 1A, installation specifica tions... . . U. S. Navy 10807

AN/ASQ-1 and AN/ASQ-1A, maintenance instructions

U. S. War Dept 10809 test specifications. U. S. Navy 10808

AN/ASQ-3, installation spec ifications..__.__ U. S. Navy 11042 maintenance instructions

U. S. War Dept 11050 operating instructions

U. S. Bur. Aeronautics 11040 AN/ASQ-3A, maintenance in

structions..__ U. S. War Dept 11051 specifications..__ U. S. Navy 11043

circuits_______ Bell Telephone 10768 in offshore exploration..._ Frowe 11225 Naval Ordnance Laboratory

Kendall 11027saturated core.._' Columbia Univ 10778 suspensions____-Columbia Univ 10777 towed bird___________ Smith 11038

Askania, temperature compensa-tion.-____________ Koulomzine 11249

catalogue of...._. U. S. Navy Yard 11046continuously recording mobile... Beers 10767flux-gate, for ship model fields_ Seaton 10802for instruction of beginners.- Macelwano 10793

for recording rapid variations.... Qrenet 11244 for remanent magnetization meas

urements________ Johnson 11483Nagata 11253

inductor-pistol, care and use ofU. S. Navy Yard 11048

Japanese type 2, Mark 4. U. S. War Dept 11049Ivraoolwnno Sprongriether_ _ _ Macelwane 1O7S3

marine.._____ U. S. Nav. Ord. Lab 11041

Mark 5, model 4, calibrationU.S. Navy Yard 11045

model 4 detector with Mark 5, model 5 control box

U. S. Navy Yard 11047 Mark 6, Model 1 proving-ground

assembly...... U. S. Navy Yard 11044

SUBJECT INDEX 285

Ab-Author stract

rMagnetometers Continuednull reading fluxmeter__... Lauritsen 10950 vertical suspension.balance.... Fanselau 11241

.Magnets, alloy, temperature coeffi cients, and induction fac tors.. ................. White 11052

residual induction in differentmedia__..___ Kalashnikov 10789

.Manganese, determination in plants_ Vogt 10903determination in soil... __ ___ Vogt 11132gravity surveys for India___ Qulatee 11015

.Maps, gravity, Parlcutin volcano,Mexico...._._____ Barnes 10746

gravity, Spain______. Lozano Calvo 10754magnetic, Hungary._______ Kantas 11026

Latvia...__..._...__ Slaucitajs 10803seismic probability, U. S.__ Neumann 11081seismicity, Hungary....____ Simon 11542

! Marshall Islands, submarine geologyand topography ..__ Emery 11369

Mediterranean, deep focus earthquakesin.......______ Gutenberg 10828

gravity anomalies...____ Cizancourt 11455 seismic velocities in.__.....__ Valle 10859

'.Mexico, petroleum exploration inBermudez 11203

Oarcia Rojas 11444Guzman 11638

Rummerfield 11215gravity survey near Parlcutin_ Barnes 10746'

Michigan, earthquake of Aug. 9,19-17. Wilson 11305Microbarograpb....__............... Polli 11538'Microcards............................. Dix 11156Microseisms, background activity. Murphy 11285

elements of identification___ Coulomb 11268formation of trains..__.._. Coulomb 11508 generation by sea waves

Longuet-Higgins 11527model tank experiments Banerji 11500nature of.___________ Coulomb 11268 observations at Corpus Christi,

Tex__________ Jenneman 11522observations at Helwan____ Madwar 11529 observations at Morocco___ Debrach 11510observations at New Zealand__ Jones 11277observations at Rome______ Giorgi 11515 observations at Stuttgart..... Hardtwig 11518

' Paris work reviewed.. ____ Coulomb 11507 recent investigations reviewed

Inglada Ors 10831relation to Atlantic lows.... Charpentier 10818relation to barometric microvaria-

tions....................... Polli 11538Telation to cold front..._____... Leet 11525

Lynch 11281Telation to meteorological data... Gherzi 11514

Giorgi 11515Murphy 11533

relation to sea waves........ Darbyshire 11509Scholte 11541

relation to sea swell _....... Charpentier 10818relation to surf action____ Hardtwig 11518relation to volcanic action.....__ Caloi 10817

Ab stract

11059108311152811088

Author Microseism Continued

storm tracking by_______ Gilmore Inglada Ors

short-period_________ Macelwane Ramirez

thickness of vibrating layer calcu lated from.._____ Hardtwig

two second, at Fordham_ Lynch 11281 volcanic tremor__________ Finch

Mid Atlantic ridge, structure of..._ Ewing Mining geology, textbooks___ McKinstry Mining geophysics, electrical methods

in.i.................... Belluigi 11100improvements in._________ Brant 10740

Heiland 10742requirements for advances in. Armstrong 10738

Minnesota,'magnetic surveys, St. LouisCounty________ Schwartz 11036

Mississippi, seismic exploration__ Hughes 11064 radioactivity logging in______ Grant 11593

Missouri, aeromagnetic survey along40th parallel.______ Jensen 11022

earthquakes in Ozark MountainsHeinrlch 11061

Model experiments, conditions of iden tity in..... ......... LfQstikh 11359

Montana, earthquakes Nov. 23, 1947_ Nile 11286 seismograph station at Hungry

Horse dam..____ i... Carder 11502 Morocco, gravity measurements___ Lejay 11464 Mozambique, aeromagnetic survey

World Oil 11256Mud logging ..__ ..__.. Langton 11596

Pixler 10911 Weber 11351

Nebraska, aeromagnetic survey along40th parallel.. _____ Jensen 11022

Nevada, seismic wave velocities, LakeMead region____ __ Carder 11264

New York, earthquake in Masscna,Sept. 5,1944.............. Milne 11074

New Zealand, electrical self-potential survey, Kawau copper mine

Wellman 10878magnetic anomalies.________ Jones 11484

North Carolina, geophysical work incoastal plain...._____ Straley 10928

Norway, geochcmical prospecting, R0ros district

Vogt 10903,10904,11132,11133 gravity measurements....__ Nfirgaard 11467uranium concentration in black

muds of__________ Str0m 11581

Ocean basins, geophysical studies of__ Hess 11357 Ohio, earthquakes of March 1937

Stechschulte 11300 Oil and gas field development 1947

Nat. Oil Scouts 10919 Oil-boaring strata, chloride content of

Kot®khov 11131 Oil fields, of North America...... Ver Wiebe 11627

physical methods of exploration,textbook________ Dakhnov 11134


Ab-Author stract

Oklahoma, radioactivity logging in. Mercier 11344Sayc 11600

seismic surveys, Apache pool.._ Coryn 11056 Cumberland oil field..... __ Cram 10820Pauls Valley field............. Cram 11057

Ontario, earthquake in Cornwall, Sept.5, 1944.................... Milne 11074

electromagnetic surveys, Kasba-bowiearea___...._ Wilson 11451

gravity anomalies in northern.. Garland 10750magnetic surveys, Cobalt area.. Wilson 11451rock bursts at Kirkland Lake Hodgson 10830

Ore deposits, Canada, structural controlWilson 11629

Philippine Islands, structural con trol...__....___ Harshman 11142

relation to intrusive rocks ... Grigor'ev 11141 Ore deposits and granitization__. Sullivan 11378 Oscillations, stability of quasi-harmonic

LeonovOzark Plateau, seismic refraction sur

veys__........._.... Kicker

Pacific Ocean, aeromagnetic survey,Adak to Kwajalein... Alldredge 11472

gravity anomalies, northwest-__ Hess 10933 magnetic anomalies in..___. __ Jones 11484 seismic activity, northwestern.__ Hess 10933 structural features, northwest-... Hess 10933 structure of crust in_-.....-. Stoneley 11094volcanoes, northwest..... ___... Hess 10933

Panama Canal, cause of slides.. MacDonald 11373 Pendulum clocks, interaction between

Gocfcel 11380 Pendulums, dependence of period on

amplitude.. __.__ Tsuboi 10761 Pennsylvania, aeromagnetic survey,

Clearfield-Philipsburg areaJoesting 11482

magnetic survey, Boyertown mag netite deposit.. __........ Lee 10792

Pennsylvania State College, geophysi cal work at.............. Pirsou. 11214

Permeability, evaluation from electricalresistivity logs.-...___.. Tixier 11G03

laboratory determinations of.... Correns HOOTrelation to diffusion..._-_ Oarrels 11370 relation to gas injection..-....-. Alvarez 11604

Peru, earthquake of Nov. 1, 1947.... Silgado 10853earthquakes in 1947..-.....-- Silgado 10853

Petroleum, role of active-surface cata lysts in formation_______ Brooks 11367

Petroleum exploration, importance of porosity determinations in

Krynino 10935 textbook...................._ Snarskii 11007

Petroleum geology, textbook,...... Lalicker urnsPhilippine Islands, ore deposits in

Harshman 11142

Photogeology, advantages of.... Stephcnson 11391In Gulf Coast exploration--.- De Blicux 11384

Photogrammetry, orientation and ac curacy in...-. _----- Tham 10956

recent advanccs in..... ...--...'. Mott 10953

Ab-Author stract

Pbotogrammetry Continuedtextbook........................ Church 11631

Hurault 10949 Photometric mapping...__...... Bazhaw 11382Plastic layers, deformation of__ Slmeerson 11151 Poland, geophysical exploration...__ Noth 11211

gravity surveys near Lodz... Pawlowski 11468 magnetic anomalies, Mazowsze

region....._....___ Olczak 11490Polar recorder_.__ Airborne Instruments 10865 Porosity, determinatioa from electrical

logs....................... Lyle 10909'Tixier 11602

determinations in Eussia. Maksimovich 11146- relation to diffusion_....___ Garrels 11370'relation to gas injection. __... Alvarez 11604-

Portugal, magnetic observations, Co- imbra observatory

Inst. Geofis. Coimbra 1078r Potassium deposits, electromagnetic

surveys for ______.. Fritsch 11104- Potential fields, calculation of spatial

distribution.._____ Andreev 11605 Potential problem, inverse, solution of

Peters 11491iPotential theory, applied to second

boundary value problemAndreev 10745'

Poulter method of surface shooting...' Boone 11501Deegan 11511

Kastrop 11523'Novelly 11534-

Petroleum World 11086Poulter 11539'

Pressure, effect on physical phenomenain crust.__ _.__- _ Goranson 11516-

Pressure gage, mechanical, high-rangerecording....__......_ Higgs 11158-

self-contained recording-.-.-.--.. Brown 11155 Pressure correlations in oil and gas mix

tures.... ....._____ Standing 1091.?Proportional counter, with spherical

cathode...... Salvini 10890Puerto Rico, seismic exploration

Oi! and Gas Jour. 11212' Pulse of the earth................ Umbgrore 11153:Pyrenees Mountains, gravity anomalies

-a - ___ Cizancourt 1122* magnetic surveys in-....__ Schnelder 11035

Pyrrhotite, magnetic surveys forKoschinann 11144

Wantlaiul 11111 Quartz reefs, geophysical exploration in

Norseman area, AustraliaBlazey 10867

Quebec, eartliquake; Montmoreney

County, Jau. 1,1948 Milne 11073

Radar, as exploration method...... Haycock 11309principles of. __. _____ - ___ Tflylor 10955 USC in mapping... Soutli African Science 11389

Radiation meter, gamma, portable..... Wti 10893 Radiation survey meter.-....---.---- En-ns- J1319

SUBJECT INDEX 287

Ab-Author stract

Radioactive mineral deposits, prospec tor's guide

Commonwealth of Australia 11114Davidson 11318Hornkohl 11323

Lang 11119Savage 11580

Stevenson 11327U. S. Atomic Energy Commission 11329

Radioactivity, black muds, Norway.. Str0m 11581Canadian batholiths__..._.. Wilson 11130deep ocean sediments....._ Pettersson 11624detection and measurement of. Bousquet 11154

Festa. 10882Hinch 11159

Hirschi 10883 effect of magnetic field on__ _ Cotton 11566

Ehrenhaft 11568,11569 effect on thermal history of earth.. Urry 11582 granite from Brittany___ Coppens 11563 granite from Finland...______ Poole 11579 granite from Quincy_-.-.-..-._ Hess 11322 .granite from Vosges__...._.._. H6e 11321igneous rocks__......._... Beharrcll 11558inclusion in granite from Angers. Coppens 11564 inclusion in granite from Morbihan

Coppens 11565 inclusions in granitic sand and

schist._________ Coppens 11562 measurement of by beta-ray as

saying..................... Faul 10881measurement in solution__ Schweitzer 11326 ocean sediments..__.-.-.-.-... Urry 11330 rocks and minerals of Sardinia.. Frongia 11116 rocks in Canada...____... Monsuf 10888 soil...____________ Hoogteijling 10884 the earth_____________ Fcsta 10882

"Radioactivity logging, advantages.. Mercier 11598 compared with electrical___ Mercier 11597 east Texas...................:..... Bush 11589gamma-ray, theory____ Fearon 11340 in Mississippi.________._ Grant 11593 neutron, correlation with drilling

time logs________ Henley 11595 neutron, theory of__.__.... Fearon 11341Oklahoma.......................... Saye 11600

Radioactivity logs, Hugoton gas field,Kansas-Oklahoma..._ Mercier 11344

production evaluation from_ Campbell 11590 : Radioactivity measurements, effect of

thorium on_________ Hee 11117 thorium in weakly radioactive sub

stances.._._______ H6e 11117 'Radioactivity survey, Velence Moun

tains, Hungary..__.__ Szalag 10891 Radioelements, textbook on.... Joliot-Curie 10885Radioisotope standaridization_... Curtiss 11567 Radiolocation methods_____ Deegan 11632

Slusser 11639'.Radio wave exploration methods__ Barret 11306

Fritsch 11104 Minaw 11609

'Radio wave penetration of ground, Grand Saline, Texas

World Petroleum 11314

Ab-Anthor stract

Radium content, marine sediments,southern hemisphere___ Urry 11330

varved clay_____......__ Urry 11123Radon diffusion, from soil....-...-. Aliverti 11315

influence of meteorological factorsAlverti 11316

Radon emanation surveys, tracingwildcat trends by...... Stothart 11328

Radon measurements, method of.. Aliverti 10879 Pavia........................... Aliverti 10879

i Tyrol and Piedmont, Italy.__ Trener 10892 Reciprocity principle in seismology

Veitsman 10860Recording apparatus__..._.. Hagiwara 11634

Whittleston 11393 Reservoir rocks, mineralogical research

on..___________ Krynine 10935 Rock burst problem________ Hodgson 11275 Rock bursts, Kirkland Lake, Ontario

Hodgson 10830 Rocky Mountains, electric log analysis

Tixicr 11602 Roland Eotvos Institute............ Renner 11006Rotation of the earth, lunar variation

Agostinclli 11613

Salt domes, boundary determinationby seismic method__ Gardner 10826

development in Emba region,U. S. S. R............. Kosygin 10934

electrical survey of._______ Lewis 10873 gravity anomalies, Volga bank be

low Stalingrad........... Kolbin 11229seismic interpretation of structure

Heermann 11274Sand, radioactivity of......._ Hoogteijling 10884Santo Domingo, geophysical investiga

tions at University ofRevue de la Societe" 11365

Sardinia, radioactivity of rocks andminerals_______ Frongia 11116

Saturation, determination from electriclog data.........___... Tixier 11602

Scintillation counters, characteristicsand operation of___ Coltman 11317

Curran 11115Marshall ,10887

for routine laboratory analysis Graves 11571 low rate. _____________ Cassen 11561 quantitative measurements with

Kallmann 11324review of..____________ Jordan 11576

Scottish Highlands, thermal structurein...__.............. Kennedy 11333

Sea bottom slope determination fromwater sound arrivals___ Agocs 11258

Sea level changes, U. S. coasts...... Manner' 11622Secondary recovery, use of electrical

models in study.......... ' Wolf 11351Sedimentary rocks, remanent mag

netization.._____.. Graham 11481 Nagata 10797

Seismic computing methods, refractionStulken 11095


Ab-Author stract

Seismic computing methods Continuedsteep-dip____________ Handley 11060

Rice 11090 Seismic exploration, development .... Bell 10814

explosives accidents in__... Hanahen 10947 fault detection by________ Kelsey 10S32 for minerals__________ PeU-rson 10844 history of....,........ ...... Mintrop 11076interpretation of deep structure. _ Reel 10847interpretation problems___... Thralls 10856marine, equipment and methods.. Bell 10814

Palmer 11084,11288Richards 10923Sneddon 11299

Teufel 11301Urban 10762

problems___________ Alien 10810 Palmer 11288

sea bottom slope determina tions in.__.. Agocs 11258

Mississippi____________ Hughes 11064 reciprocity principle in interpreta

tion.._____.. Veitsman 10860 reflection or refraction_____... Kunz 11067 salt dome boundary determination

by.__________ Gardner 10826 significant figures in interpretation

McCready 10838surface shooting in_. . Boone 11501

Deegan 11511Kastrop 11523Novelly 11534

Petroleum World 11086Poulter 11539

use of electric logging equipment inOsterhoudt 10842

use of helicopters. ________ Sterrett 11545 Seismic exploration records, geologic

correlation.... Clayton 11267Seismic investigations, Canadian Shield

Hodgson 11275Hodgson 11276

Seismic pulses, minimum oscillatorycharacter ________ Dix 11058

Seismic reflections, correlation in Sacra-mento Valley............ Cohick 11505

from basement_.... _ Oortright 11506 multiple____________-. Higgins 11520 strategic correlation compared to

multiple-...........-,.... Reel 10847Seismic refraction methods, computa

tion aids......... .... Stulken 11095Seismic refraction surveys, velocity

intervals and critical dis-

tances.................... Agocs 11499Seismic surface waves, perlods_-____ Omote 10841Seismic surveys, Alberta, Leducon flew

Handley 11273Arkansas, Buckner field-..-... Bucfcner 11054

Magnolia field... . Spencer 10854Bikini................_..___ Beers 10812

Dobrin 11512

Ab-Author stract-

Seismic surveys ContinuedCalifornia, continental shelf... Wharton 10862*

East Hanford area____ Cortright 11506 Gill Ranch gas field._.... Snedden 11093offshore, procedure and equip

ment.-________ Sneddon 11299- McDonald Island field...__ Gaby 10825- Rio Bravo field...... . Sloat 10926Sacramento Valley_____ Cohick 11505-

Canadian shield. ________ Hodgson 10830"Germany, Permian basin__ Heermann 11274

Reitbrook salt domes__ Behrmann 10813"Gulf of Mexico......____.__ Teufel 11301Illinois, London field_______ Lyons 10837"

Salem field_______.. Hunzicker 11065- in soil investigations

Deutscher Ausschuss 10821in wells, index.._________ Swan 10855-Italy, dam sites..____ Vecchia 11303-Japan, bridge sites.._______ Nasu 11080'

coalfields___________ Nasu 11079"river deposits..________ Nasu 11080-

Louisiana, Gibson field.___ Goldstone 10827'Oklahoma, Apache pool____.. Coryn 11056-

Cumberland oil field._.__ Cram 10820'Pauls Valley field............. Cram 11057

Ozark Plateau, dam sites.___ Ricker 10848- Puerto Rico.. __. Oil and Gas Jour. 11212 Texas, Friendswood oil field.... Patrick 10922'Trinidad____..__....._ Higgins 11520'Ukraine._................__ Sel'skii 11376>U. S. S. R., Apsheron Peninsula

Tsvetaev 10857 U. S. S. R., middle Volga region

Rozanov 10924Venezuela, Tucupita oil field.---. Olson 11082

Seismic waves, attenuation and ampli tude____________ Ricker 11296

period...---.---.__..._.. Hardtwig 11519 propagation, experiments.. Riznichenko, 11540 velocities, in eastern Mediter- ,

ranean..................... Valle 10859Haslach explosion_.___ Reich 11294

Roth<5 11297Helgoland explosion.-..-.-- Schulze 11208

Velkdamp 11304

laboratory measurements of. BacheT 11606 Lake Mead region, Arizona-

Nevada..._______ Carder 11264 Michigan earthquake. .. Wilson 11305Ohio earthquakes March

1937 __----- Stechschulte 11300 method of determining__ Berson 10815

Seismic well velocity shooting, sourcesof error_.... weiis 115491

Seismic vibrations, effect of alluviallayer on ......... Takahashi 11547

Seismicity of the earth ..... Gutenberg 11517Seismograph, Benioff, modification

Of...__.____. ... Cialdelo 1081»

electromagnetic, response charac teristics......._. Ohakrabarty 11504

SUBJECT INDEX 289

Ab-Author stract

Seismograph Continuedequation of motion for____. Pendse 10843 movement of pendulum__ Matsuzawa 11530 pneumatic method of magnifica

tion.. ..... Rey 11293remote recording displacement. Blumberg 11261 short period__________ Cialdelo 10819 triggered telerecording equipment

for........................ Gane 11271Wiechert, damping mechanism

for....... .............. Caloi 11055Seismograph records, frequency analy

sis of.......... Tucker 11548Seismological observations, Bandoeng,

Java______ Petroeschevsky 10845 Seismological organization in the

Americas__ Military Engineer 11284 Seismological stations, European, re

liability of.__..... Lehmann 11526Hungry Horse Dam, Mont. Carder 11502 University of California_... Byerly 11262

Seismology, Japanese investigations1939-47........... Kawasumi 11524

problems of________._ Morelli 11078 use of large computing machines

in....___.._.._.__.. Dix 11269Serpentine, gravity survey____ Romberg 10757 Shock waves, measurement of under

water... . . . Wilson 10863 normal reflection of.___ Finkelstein 10824

Shoran, for computing geodetic dis tances....... .............. Kroll 11160

uses in geophysical exploration. Stem 11392 Sierra Nevada, crustal structure

in.. .......... <Chakrabarty 11266Soil mechanics, convective circula

tion_ __.______ Shishkin 11377 seismic investigations in__Deutscher

Ausschuss 10821textbook...___________ Baver 10943

Tsytovich 11152Solar flares.....__............_ Ellison 11240South Dakota, petroleum exploration. Qries 11356

thermal gradients, HomestakeMine........... .. Noble 11128

Spain, isotatic anomalies ___ Lozano Calvo 10754 Structure of the earth, present knowl

edge.... __.... Gutenberg 11446Macelwane 10743

principal discontinuities in.... Treskov 11096Structures, in west central Texas.. Brodie 11614 Submarine geology, textbook.... Shepard 11150Sun, textbook on_________ Menzel 11623 Surveying, textbook on..___.. Breed 10945

Whitmore 11394 Sweden, aeromagnetic survey, Kiruna-

. Loussavaara deposit.... Wilson 11451gravity measurements, Stock

holm__._____ Nfirgaard 11467 magnetite, aeromagnetic survey. Wilson 11451

Switzerland, earthquake of Jan. 25,1946Oulianoff 11535

Ab-Author stract

Switzerland Continuedelectrical self-potential surveys,

Valais .;. Vallet 11555'gravity anomalies, Alps___ Gassmann 11226

Taiwan, geophysical work in....___ Shih 10925Temperature, effect of uplift and de

nudation on_____ Benfleld 11331 Temperature distribution, effect on oro-

genic processes___ Rittmann 11149 Inearth___________. Verhoogen 11129 Atami, Japan, hot spring_ _ Otuka 10898

Temperature measurements, Canadianmines__.______.. Wilson 11130

Etnafumaroles...__ Cucuzza Silvestri 10895- relation to pre-Cambrian relief of

the Russian platform.. Beliakov 11125 in gas lift wells______.__. Powers 10912

Tennessee, electrical resistivity surveys,Memphis and Bolivar_ Spicer 10877

Texas, distribution of oil fields ___ Deegan 11615- gravity survey, Coal Creek serpen

tine. ____.__ Romberg 10757' magnetic declination 1945. 17. S. C. G. S. 11497 magnetic intensity, Sand Hills area

Peters 11491Panhandle oil district.._._ Texas Oil 11380' radioactivity logging..___ .. Bush 11589' seismic survey, Friendswood field

Patrick 10922'Thermal analysis of clay minerals__ Grim 10896- Thermal anomalies, effect of structure

on____________ Kovner 11127 Thermal gradients, and rate of sulfldo

oxidation_______ Lovering 11334 Arizona, San Manuel district.. Lovering 11334 as indication of oil and gas potential

ities..- _____ Sukharev 11335 Colorado Front Range._____ Birch 11332 effect of Pleistocene climatic varia

tions on................... Birch 11126effect recent climatic changes.. Lovering 11334 France, Pechelbronn field_ Schnaebele 11216 steepening in deep mines._ Noble 11128 U. S. S. R. trans-Terek plain. Sukharev 11335

Thermal history of the earth, signifi cance of radioactivity in_ Urry 11582'

Thermal sources of energy, Antofagasta,Chile..., . .. Bringhentl 10894

exploration for...__ .... Ippolito 10897Thermal structure, Scottish Highlands

Kennedy 11333 Time-signal recording, selective relay

amplifier for______ Carome 11265 Trinidad, seismic surveys_____ Higgins 11520 Torsion balance, adjustment of observa

tions.--.. .. Galfl 11014 EOtvos, drift........ .......... Pekar 11019

Tunisia, electrical resistivity surveys,hydraulic sills_____ Castany 11307

Turkestan, earthquake Nov. 2,1946_ Caloi 11263Turkey, earthquake of Dec. 21,1945... Lahn 10835

earthquake zones_________ Lahn 11279Seismological investigations in..... Lahn 11279


Ab-Author stract

Ukrainian S. S. R., geophysical explora tion. ................__ Sel'skii 11376

"Ultrasonic method of determiningelastic constants____. Bacher 11606

Schneider 11611Underwater measurements in geo

physics..__.______ Urban 10762 Underwater explosion pressures, meas

urement__________ Wilson 10863 United States Coast and Geodetic Sur

vey, seismological work in 1947...................... Ulrich 11099

U. S. S. R., Emba oil field, sub-salt oilin....--.---.-.-..--..-. Ashirov 10930

Emba salt domes, development- Kosygin 10934 geophysical exploration, middle

Volga region........... Kozanov 10924gravity anomalies, Volga bank

below Stalingrad.....-.- Kolbin 11229magnetic surveys, middle Volga

region...__..__ __. Rozanov 10924seismic survey, marine/ Apsheron

Peninsula_______ Tsvetaev 10857seismological investigations in_ Kharin 11278temperature measurements, middle

Volga region wells__ Beliakovthermal anomalies, Ishimbay de

posits..'________ Kovnerthermal gradients, trans-Terek

plain._________ Sukharev

Veins, electrical resistivity surveys,Eyammme.._____ Whetton 11557

electrical self-potential survey, An glo-Saxon mine___ Gabelman 11105

Ab-Author stract

Venezuela, seismic surveys, Tucupitaoilfield. ............... Olson 11082

Vibrations, from delay blasting.... __ Leet 11070from quarry blasts, variability

Macelwane 11283human sensibility to_ ____ Peronaci 11289 of soft ground_________ Takahashi 11547 periods of superposed.-..__. Hagiwara 10829

Volcanic activity as ̂ source of microse-isms .._.__....__ Caloi 10817

Volcanic eruptions, magnetic changesassociated with . __ __ Harada 10786

Volcanic rocks, magnetization of.. Minakami 11029 Volcanic tremor.._ . .--..--.- Finch 11270 Volcanoes, Mediterranean, related to

deep-focus earthquakesGutenberg 10828

northwest Pacific Ocean........... Hess 10933

Water resources, exploration for.... Castany 11307Kamenskii 11447

Pirson 11213Spicer 10877

Well log collections_Colorado School-Mines 11591Wells shot for velocity, index. ____ Swan 10855Well velocity shooting, sources .of error. Wells 11549

Zinc, determination in plants.. i... Reichen 10901Starr 11336Vogt 10903

Warren 11338determination in soil..... _ _ Hawkes 11586

Lakin 11588Vogt 11132

Zircon, fluorescence of._-.-.....__ Foster 11354Zulu Sea, thickness bf crust below.. Treskov 11302

PATENT INDEX

Author AbstractAccelerometer...______... Hoppmann 11402 Acoustic measurements____..._ Schott 11646 Airplane flight instruments.___ Busignies 11195 Altimeter........ ........ ,....- White 11201Blasting machine.._.____.._ Martin 11645 Casing perforator-___..__ McCullough 10993

Smith 10995 Computing device___....___... Bruce 11422Core testing....................._ Muskat 11182Electrical exploration.....__... Bjarnason 11652

Clewell 11172Electrical logging_____. _____ Stewart 11183 Electrical logging, permeability testing

Doll 11425,11426Electromagnetic logging...___ Coggeshall 11180

Muskat 10990,10991Electromagnetic exploration.___ Berman 10972

Doll 11185Flow detector.____________ Mages 10959

Muskat 10992Gas analysis..___ Standard Oil Devel. Co 10983 Qcochemical prospecting..... Abrams 11188,11189

Stevens 11431Fash 11178

Horvitz 11179Squires 10984,10996

Gravimeter______.________ Kunz 11162 Inclinometer.--._...___..... Jackson 11667

Kothny 11181 Swearingen 11665

Magnetometer__________ Felch 11163,11644Frosch 10962

Kahl 11397Merrill 10960

Rowe 11396Rubenstein 11640

Schmitt 11641Seaver 10958

Slonczewski 11642,11643Zuschlag 10963

Magnetic recorder____ .......... Camras 11439Magnetic testing.._________ Powell 11400

Wiig 11678 Zuschlag 11395

Permeability testing-._______ Hcrzog 10985Welge 10994

Potentiometer___________ Baechcr 10973Gordy 11173

Radioactivity logging.............. Albaugh 11186Davis 11669

Hartline 10989Herzog 11175,11187,11424,11664,11666

Hochgesang 11193Muskat 11656

Author Abstract Radioactivity logging Continued

Russell 11190,11191,11192,11662 . Wolf 10985,10987

Radioactivity measurementsArmstrong 10977-10981

Baker 11414, Bleeksina 11418

Borkowski 11413Dawes 10975

Fearon 11177,11412,11654,11657Friedman 11415

Graves 10975Hare 11660

Herzog 11658,11661Hpwell 11423

Krasnow 11668Parker 10974

Roop 10976Smoluchowski 11176

Spicer 10982Wolf 11659

Wollan 11655Radio navigation___________ Alvarez 11670'

Bartholy 11194Ebeling 11198

Field 11200Ginzton 11674,11678

Hallman 11441Nosker 11432

Webber 11440Wilkie 11433

Radio ranging.__._________ Dingley 11197Dolberg 11672

Earp 11673Jansky 10997

O'Brien 11000Recorder______.._____ Jacobi 11411 Seabottom sampler..___'__ Shropshire 11436- Seismic exploration........._-___ Kitto 11174

. Paslay 11170Pcterson 11410Williams 10966

Wolf 10965Seismograph amplifier_.____ Gilmore 11164 Seismograph filter__..._____ Hawkins 11167 Seismograph interpretation

McGuckin 11168,11169Seismograph mixing___1_____ Wolf 11408 Seismograph volume control_____. Fay 11651

Loper 11171Parr 11165

Reaner 10971Rudolph 11166

Scott 11406

291

;292 GEOPHYSICAL ABSTRACTS 136, JANUARY-DECEMBER 1949

Author AbstractSeismometer___________ Arringdale 11647

Hildebrandt 11648Piety 11650

Winterhaiter 11409 Seismometer case cover..____ Brownlow 11407Seismometer testing. _______ _ Larsen 10964-Shot moment recording....___ Bondurant 11401Thermal exploration_________ Hood 11419Thermal logging.._________ Eastman 11663Torsion balance ....._____'.. Birnbau 10957

Author AbstractTransducer-__..__.___ Benioff 10967,11403

Frondel 11649 Eoss 11405

Turner 10969,10970,11404Well logging while drilling. ____._ Athy 10988 Well signaling- __.___.. Scherbatskoy 11430 Well shooting....................... Merten 10961Well surveying.............--..-.._ Castel 11184

. Doll 11427,11428 Ring 10986