1. MARC
Machine Readable Cataloging
Presentation by:
Khalid Mahmood
Dept. of Library & Information Science, Punjab University, Lahore
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2. FIELD
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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3. TAG
Labels for fields.
e.g.
245 Title Proper
260 Imprint
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4. INDICATORS
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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5. SUBFIELD
Data elements within fields.
e.g.
Imprint field contains:
Place of Publication
Publisher
Date of Publication
Shown as:
$a, $b, $x
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6. REPEATABLE FIELD
A field that may occur more than once in a
record.
e.g.
Author Field
Subject Field
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7. RECORD
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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8. LEADER
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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9. LEADER
00-04 Logical record length
05 Record status
06 Type of record
07 Bibliographical level
08 Type of control
09 Undefined
10 Indicator count
11 Subfield code count
12-16 Base address of data
17 Encoding level
18 Descriptive cataloging form
19 Linked record requirement
20 Length of the length-of-field portion
21 Length of the starting-character-position portion
22 Length of the implementation-defined portion
23 Undefined
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10. DIRECTORY
A 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 position
050 0012 00056
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11. VARIABLE FIELDS
0XX Control information, numbers, codes
1XX Main entry
2XX Titles, statement of responsibility, edition, imprint
3XX Physical description
4XX Series statements
5XX Notes
6XX Subject added entries
7XX Added entries other than subject or series
8XX Series added entries
9XX Local use
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12. MARC FILE
01054nam 2200325 a
450000100070000000500170000700800410002403500210006590600450008
601000170013102000130014802500140016104000180017504300120019305
000080020508200320021310000160024524501080026125000120036926000
290038130000250041050000470043550000510048250000200053365000350
055365000620058870000180065098500120066899100480068049539519850
619000000.0850119s1984 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. aLatest 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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13. DATA ENTRY IN MARC
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14. DATA ENTRY IN MARC
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15. OUTPUT IN MARC
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16. 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
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