Library of Congress >> MARC >> Authority >> 7XX >> 751

751 - Established Heading Linking Entry-Geographic Name (R)

MARC 21 Authority - Concise

2007

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 - ThesaurusThesaurus 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)

See Heading Linking Entries--General Information

/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)

See description of this subfield in Appendix A: Control Subfields.

$2 - Source of heading or term (NR)

See Heading Linking Entries--General Information

$5 - Institution to which field applies (R)

See description of this subfield in Appendix A: Control Subfields.

$6 - Linkage (NR)

See description of this subfield in Appendix A: Control Subfields.

$8 - Field link and sequence number (R)

See description of this subfield in Appendix A: Control Subfields.

Examples


751	#2$aNew York City


751	#0$aNew York (N.Y.)

Library of Congress >> MARC >>Authority >> 7XX >> 751

(03/06/2008)