751 - Established Heading Linking Entry-Geographic Name
(R)
MARC 21 Authority - 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This is an ARCHIVED VERSION of the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.
Geographic name that is equivalent to the 151 geographic
name or 181 geographic subdivision field of the same record. It
links headings within a system or from different thesauri or
authority files.
See field 151 for descriptions of
most content designators.
Indicators
First - Undefined
# - Undefined
Second - Thesaurus or authority file from which the heading
came.
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 - Geographic name (NR)
$v - Form subdivision (R)
$w - Control subfield (NR)
/0 - Link display
a - Link not displayed
b - Link not displayed, field 788 used
c - Link not displayed, non-7XX field used
n - Not applicable
/1 - Replacement complexity
a - Heading replacement does not require review
b - Heading replacement requires review
n - Not applicable
$x - General subdivision (R)
$y - Chronological subdivision (R)
$z - Geographic subdivision (R)
$0 - Record control number (R)
$2 - Source of heading or term (NR)
$5 - Institution to which field applies (R)
$8 - Field link and sequence number (R)
Examples
The Library of Congress
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MARC