650 - Subject Added Entry-Topical Term (R)
MARC 21 Bibliographic - Concise
2007
Subject added entry in which the entry element is a topical term.
Indicators
First - Level of subject
# - No information provided
0 - No level specified
1 - Primary
2 - Secondary
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 dates (NR)
Time period during which an event occurred.
$e - Relator term (R)
Specifies the relationship between the topical heading and the described
materials, e.g., depicted.
$v - Form subdivision (R)
$x - General subdivision (R)
$y - Chronological subdivision (R)
$z - Geographic subdivision (R)
$0 - Authority record control number (R)
$2 - Source of heading or term (NR)
MARC code that identifies the source list from which the subject added entry was
assigned. It is used only when the second indicator position contains value 7
(Source specified in subfield $2). Code from:
Subject Heading and Term Source Codes.
$3 - Materials specified (NR)
$4 - Relator code (R)
$8 - Field link and sequence number (R)
Examples
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| 650 |
#0$aArchitecture, Modern$y19th century.
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| 650 |
00$aFlour industry$vPeriodicals.
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| 650 |
17$aCareer Exploration.$2ericd
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| 650 |
#0$aConcertos (String orchestra)
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#0$aVocal music$zFrance$y18th century.
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#0$aDentistry$vJuvenile films.
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| 650 |
#0$aSeabiscuit (Race horse),$edepicted. |
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| 650 |
#0$aUnicorns,$edepicted |
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| 650 |
#0$aReal property$zMississippi$zTippah County$vMaps.
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| 650 |
#7$aEducational buildings$zWashington (D.C.)$y1890-1910.$2lctgm
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| 650 |
17$aCareer Exploration.$2ericd
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