750 - Index Term-Topical (R)
MARC 21 Classification - Concise
2008
This is an ARCHIVED VERSION of the
2008 electronic edition of the MARC 21 Concise
Formats. Please see loc.gov/marc/concise/
for the most up-to-date version of the electronic MARC 21
Concise Formats.
Topical term used as an index term that supplements terms
derived from data in the MARC classification record. The term
may be referred to in the classification number and caption in
field 153 (Classification Number).
For descriptions of some subelements defined for this field,
see the field 650
(Subject Added Entry--Topical Term) section of the MARC 21
Concise Format for Bibliographic Data.
Indicators
First - Level of subject
# - No information provided
0 - No level specified
1 - Primary subject
2 - Secondary subject
Second - Thesaurus
0 - Library of Congress Subject Headings
1 - LC subject headings for children's literature
2 - Medical Subject Headings
3 - National Agricultural Library subject authority file
4 - Source not specified
5 - Canadian Subject Headings
6 - Répertoire de vedettes-matière
7 - Source specified in subfield $2
Subfield Codes
$a - Topical term or geographic name entry element (NR)
$b - Topical term following geographic name entry element
(NR)
$c - Location of event (NR)
$d - Active date (NR)
$i - Explanatory text (R)
$v - Form subdivision (R)
$x - General subdivision (R)
$y - Chronological subdivision (R)
$z - Geographic subdivision (R)
$0 - Record control number (R)
$2 - Source of heading or term (NR)
$3 - Materials specified (NR)
$8 - Field link and sequence number (R)
Examples
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750 |
00$aWatergate Affair,
1972-1974. |
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750 |
00$aMarriage with
deceased wife's sister. |
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750 |
00$aCivil
rights$xReligious aspects. |
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750 |
00$aAlcoholism$xHistory
$y19th century. |
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750 |
00$aRape$zSouthern
States |
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750 |
00$aTraveling
exhibitions. |
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750 |
00$aWorld War,
1939-1945$xMonuments$zFrance |
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