Contents Fixed field 0xx 1xx 2xx 3xx 4xx 5xx 6xx 7xx 8xx 9xx

691 Local Subject Added Entry–Geographic Name (R)

Input Standards
Optional/Optional
1st Indicator Undefined
	Undefined
2nd Indicator Thesaurus
	Undefined
0	Library of Congress subject heading
1	LC subject heading for children's literature
2	Medical subject heading
3	National Agricultural Library subject authority file
4	Source not specified
5	Canadian subject heading
6	Répertoire de vedettes-matière
7	Source is specified in subfield ‡2
8	Sears subject heading
Subfields (R=Repeatable NR=Nonrepeatable)		Input Standards
‡a	Geographic name (R)	Mandatory/Mandatory
‡b	Geographic element following geographic name (R)	Required if applicable/Required if applicable
‡v	Form subdivision (R)	Required if applicable/Required if applicable
‡x	General subdivision (R)	Required if applicable/Required if applicable
‡y	Chronological subdivision (R)	Required if applicable/Required if applicable
‡z	Geographic subdivision (R)	Required if applicable/Required if applicable
‡2	Source of heading or term (NR)	Required if applicable/Required if applicable
‡3	Materials specified (R)	Optional/Optional
‡9	Special entry (NR)	Optional/Optional

Definition

A locally devised geographic name used as a subject added entry. Use field 691 only for geographic names not based on LC, AC, NLM, NAL, NLC or Sears or for geographic names based on nonstandard applications of these authorities. Use field 651 (Subject Added Entry–Geographic Name) if the geographic name is based on LC, AC, NLM, NAL, NLC or Sears.

Master record retention

Field 691 is not retained in the master record. However, it is retained in archive records, institution records, exported records, and OCLC-MARC records.

1st Indicator

Undefined. The 1st indicator position is undefined and contains a blank ( ).

	Undefined

2nd Indicator

Thesaurus. The thesaurus or subject heading system used in constructing the subject heading.

	Undefined. The first indicator is undefined and contains a blank ( ).

0

Library of Congress subject heading. The formulation of the subject added entry conforms to Library of Congress Subject Headings (LCSH). This includes:

Geographic headings (or geographic headings and subdivisions) found in the LC subject authority file or in the latest edition of LCSH, including the latest supplements
Geographic headings found in the LC subject authority file or in the latest edition of LCSH to which is added a free-floating or regular subdivision according to the rules stated in the Subject Headings Manual (formerly called Subject Cataloging Manual: Subject Headings), particularly subdivisions listed in the pattern lists and geographic subdivisions
Geographic headings found in the LC authority files, in the latest edition of LCSH or constructed following AACR2 (for non-natural features only) to which is added a free-floating or regular subdivision according to the rules stated in the Subject Headings Manual (formerly called Subject Cataloging Manual: Subject Headings), particularly subdivisions listed in the pattern lists and geographic subdivisions
Geographic headings constructed with free-floating phrases according to the rules in LCSH (e.g., ...Metropolitan area, ...Region or ...Suburban area)

Use of value 0 requires that the added entry is appropriate for use in LCSH.

1	LC subject heading for children's literature. The formulation of the subject added entry conforms to the "AC Subject Headings" section of Library of Congress Subject Headings. Use of value 1 requires that the added entry is appropriate for use in the LC Annotated Card Program.

2	Medical subject heading. The formulation of the subject added entry conforms to the National Library of Medicine (NLM) authority files. Use of value 2 requires that the added entry is appropriate for use in the NLM authority files.

3	National Agricultural Library subject authority file. The formulation of the subject added entry conforms to the National Agricultural Library (NAL) subject authority file. Use of value 3 requires that the added entry is appropriate for use in the NAL authority files.

4

Source not specified. The formulation of the subject added entry conforms to a controlled list, but the source cannot be specified by one of the thesaurus or subject heading systems covered by the other 2nd indicator values or by a code for a specific subject heading list in subfield ‡2. Use field 653 (Index Term–Uncontrolled) to record terms that are not derived from controlled subject heading lists.

5	Canadian subject heading. The formulation of the subject added entry conforms to the Canadian Subject Headings. Use of value 5 requires that the added entry is appropriate for use in Canadian Subject Headings.

6	Répertoire de vedettes-matière. The formulation of the subject added entry conforms to the Répertoire de vedettes-matière maintained by the Bibliothèque de l'Université de Laval. Use of value 6 requires that the added entry is appropriate for use in Répertoire de vedettes-matière.

7

Source is specified in subfield ‡2 . Subject headings or terms based on other subject authorities (i.e., on authorities other than those listed here). Identify the source in subfield ‡2.

691

7

Children of pregnant women. ‡2 henn

8	Sears subject heading. OCLC-defined value. The formulation of the subject added entry conforms to the Sears List of Subject Headings.

Subfields

‡a Geographic name

A geographic name. Enter parenthetical qualifying information also in subfield ‡a.

691

Lyme Common, Lyme, N.H.

‡b Geographic element following geographic name

An additional geographic element following the name in subfield ‡a.

‡v Form subdivision

A specific kind or genre of material defined by the thesaurus being used. Use only when a form subject subdivision is added to a geographic name. Use subfield ‡v also for form terms when they function as indicated above. Use subfield ‡x if the terms function as general subdivisions. A form subdivision in subfield ‡v is generally the last subfield in the field. Repeat subfield ‡v if you use more than one form subdivision.

‡x General subdivision

A subject subdivision that is not more appropriately contained in subfield ‡v, ‡y or ‡z. Use subfield ‡x only when a general topical subdivision is added to a geographic name.

‡y Chronological subdivision

A subject subdivision that represents a period of time. Use only when a chronological subject subdivision is added to a geographic name.

‡z Geographic subdivision

A geographic subject subdivision. Use only when a geographic subject subdivision is added to a main term.

‡2 Source of heading or term

A MARC code that identifies the source list from which the heading in a subject added entry was assigned. Use only when the 2nd indicator value is 7. See MARC Code Lists for Relators, Sources, Descriptive Conventions (http://www.loc.gov/marc/relators/relahome.html).

‡3 Materials specified

The part of the described materials to which the field applies.

‡9 Special entry

This subfield is user defined.

Printing

Field 691 prints as a heading and tracing. Subfields ‡3 and ‡9 do not print. In the tracing paragraph, the print program supplies consecutive Arabic numbering. The print program supplies a period after the last printing subfield unless final punctuation (. ! ?) is present. See "6xx Introduction" for more information.

6xx Introduction