451 See From Tracing - Geographic Name (R) (Variable Data Field)

Field definition and scope:

Field 451 contains a tracing for a geographic name see from reference. It is used in an established heading record or an established heading and subdivision record to trace a see from reference from a geographic name not used to an established heading .

The National level record requirement for this field is Mandatory if applicable.

Field 451 is repeatable .

Guidelines for applying content designators:

The content designators identify the subelements occurring in geographic name headings constructed according to generally accepted cataloging and thesaurus-building conventions [e.g., Anglo-American Cataloguing Rules (AACR 2), Library of Congress Subject Headings (LCSH)].

Jurisdiction names (including those that are ecclesiastical entities) alone or followed by subject subdivisions are X51 geographic names.

A corporate name, a form subheading, a title of a work, and/or a city section name entered under the name of a jurisdiction are contained in the X10 fields .

Geographic names used in phrase subject headings (e.g., Iran in the Koran) are contained in the X50 fields .

A geographic name that is authorized for use only as a subject subdivision part of an extended subject heading is contained in a 181 (Geographic Subdivision) field.

For indicator and subfield code definitions and examples, National level (NLR) record requirements , and designator repeatability , see table below:

See: Examples for this field.

Input conventions:

Ambiguous headings (what is considered a "geographic" name)

Punctuation

Spacing

Display constant for X51 fields

Display constants for cross references

Content designator history:

Second Indicator - Nonfiling characters [obsolete]: The second indicator position was made obsolete in fields 151, 451, and 551 in 1993. The values were: 0-9 (Number of nonfiling characters present).

Subfield $b - Name following place as entry element [obsolete]: Subfield $b was made obsolete in fields 151, 451, and 551 in 1987. A city section name entered under the name of a jurisdiction is contained in an X10 field . Records created before this change may contain an X51 field with a subfield $b for this type of name.

Subfield $w/0 - Print constant code [redefined, 1997] [CAN/MARC only]: The following values were redefined: g (Full name), h (Real name), and i (Real name (reputedly)). The following values were made obsolete: j (Name originally), k (Name in religion), l (Secular name), m (Stage name of), o (Variant name), p (Abbreviated name), q (Official name), r (Broader term), s (Narrower term), x (Print constant generated from tag value), and z (Text carried in subfield $i).

Subfield $w/2 - Earlier form of heading

x - Tracing is not the form of heading established under earlier cataloguing rules [obsolete, 1997] [CAN/MARC only]

Subfield $w/3 - Reference display

e - Note only generated from the tracing [obsolete, 1997] [CAN/MARC only]

i - Invisible see from reference [obsolete, 1997] [CAN/MARC only]

x - Reference is generated from the tracing [obsolete, 1997] [CAN/MARC only]

Subfield $w/4 - Formerly established heading code [obsolete, 1997] [CAN/MARC only]: The following values were defined: d (Formerly accepted heading replaced by the heading in the 1XX field), s (Formerly accepted heading replaced by other headings, one of which is in the 1XX field), and x (Not a formerly accepted heading).

LC guidelines for usage:

451 See From Tracing - Geographic Name

Tracing and Reference Fields [General Information]

Related MARC fields or documents:

X51 Geographic Names - General Information

Tracing and Reference Fields - General Information

See also:

4XX See From Tracings

Variable Data Fields