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MARCMARC

Machine Readable Cataloging

Presentation by:

Khalid MahmoodDept. of Library & Information Science, Punjab University, Lahore

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FIELDFIELD

Group of one or more data elements defined and manipulated as a unit.

e.g.

Title Field

Imprint Field

Series Field

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TAGTAG

Labels for fields.

e.g.

245 Title Proper

260 Imprint

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INDICATORSINDICATORS

Two characters at the beginning of each field. They provide additional information about the field.e.g.

245 Title Proper

Indicator 1

0 No title added entry

1 Title added entry

Indicator 2

0-9 Non-filing characters

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SUBFIELDSUBFIELDData elements within fields.

e.g.

Imprint field contains:

Place of Publication

Publisher

Date of Publication

Shown as:

$a, $b, $x

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REPEATABLE FIELDREPEATABLE FIELD

A field that may occur more than once in a record.

e.g.

Author Field

Subject Field

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RECORDRECORD

The collection of fields containing all data elements of a given unit of information.

e.g.

A Book

A Map

A Serial Title

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LEADERLEADER

Data elements that provide information for the processing of the record.

Contains numbers or coded values.

Fixed length of first 24 characters.

Generated automatically by computer.

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LEADERLEADER00-04 Logical record length05 Record status06 Type of record07 Bibliographical level08 Type of control09 Undefined10 Indicator count11 Subfield code count12-16 Base address of data17 Encoding level18 Descriptive cataloging form19 Linked record requirement20 Length of the length-of-field portion21 Length of the starting-character-position portion22 Length of the implementation-defined portion23 Undefined

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DIRECTORYDIRECTORYA series of entries that contain the tag, length, and

starting location of each variable field within a record.Contains 12 characters for each field.Constructed automatically.

Starting Field character

Tag length position050 0012 00056

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VARIABLE FIELDSVARIABLE FIELDS

0XX Control information, numbers, codes1XX Main entry2XX Titles, statement of responsibility, edition, imprint3XX Physical description4XX Series statements5XX Notes6XX Subject added entries7XX Added entries other than subject or series8XX Series added entries9XX Local use

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MARC FILEMARC FILE01054nam 2200325 a 450000100070000000500170000700800410002403500210006590600450008601000170013102000130014802500140016104000180017504300120019305000080020508200320021310000160024524501080026125000120036926000290038130000250041050000470043550000510048250000200053365000350055365000620058870000180065098500120066899100480068049539519850619000000.0850119s1984 ii 001 0 eng 9(DLC) 84903078 a7bcbccorignewd2encipf19gy-gencatlg a 84903078 cRs100.00 aI E 48429 aDLCcDLCdDLC aa-ii---00aLAW00a343.5405/32a345.4035322191 aSeth, H. B.10aHindu undivided family under direct tax laws /cby H.B. Seth and B.G. Gandhi ; foreword by M.S. Yajnik. a2nd ed. aIndore :bWadhwa,c1984. axl, 307 p. ;c25 cm. aSpine title: H.U.F. under direct tax laws. a"Latest case law upto May 1984": p. [xxix]-xl. aIncludes index. 0aJoint familyxTaxationzIndia. 0aInheritance and transfer taxxLaw and legislationzIndia.1 aGandhi, B. G. eAPF/OVR bc-LLhLAW INDI Seth 1984 tCopy 1wBOOKS

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DATA ENTRY IN MARCDATA ENTRY IN MARC

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DATA ENTRY IN MARCDATA ENTRY IN MARC

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OUTPUT IN MARCOUTPUT IN MARC

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WHY MARC FORMATS DIVERGE?WHY MARC FORMATS DIVERGE?

Purpose of development Different cataloguing standards Different subject control and classification systems Different official languages Different language scripts Different character sets and codes Technical differences