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656 - Index Term-Occupation (R)

MARC 21 Community Information - Full

October 2007

First Indicator
Undefined
# - Undefined

Second Indicator
Source of term
7 - Source specified in subfield $2


Subfield Codes
$a - Occupation (NR) $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 term (NR) $3 - Materials specified (NR) $6 - Linkage (NR) $8 - Field link and sequence number (R)

FIELD DEFINITION AND SCOPE

Index terms giving occupations of the individual named in field 100 (Primary Name-Personal Name).

Standard lists are used for the occupational terms and the list is identified in subfield $2 (Source of term).

GUIDELINES FOR APPLYING CONTENT DESIGNATORS

■ INDICATORS

First Indicator - Undefined

Undefined and contains a blank (#).

Second Indicator - Source of term

Source of the index term.

7 - Source specified in subfield $2

Value 7 indicates that the source of the index term is contained in subfield $2.

■ SUBFIELD CODES

$a - Occupation

Term specifying the occupation of the individual named in field 100.


656	#7$aInstructor, Dancing.$2dot

$v - Form subdivision

Form subdivision that designates a specific kind or genre of material as defined by the thesaurus being used. Subfield $v is appropriate only when a form subject subdivision is added to an index term for occupation.

$x - General subdivision

Subject subdivision that is not more appropriately contained in subfields $v (Form subdivision), $y (Chronological subdivision) or $z (Geographic subdivision). Subfield $x is appropriate only when a general topical or form subject subdivision is added to a term.

$y - Chronological subdivision

Subject subdivision that represents a period of time. Subfield $y is appropriate only when a chronological subject subdivision is added to a term.

$z - Geographic subdivision

Geographic subject subdivision. Subfield $z is appropriate only when a geographic subject subdivision is added to a term.

$0 - Authority record control number

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

$2 - Source of term

MARC code that identifies the source list from which the index term was assigned. Code from: MARC Code Lists for Relators, Sources, Description Conventions.

$3 - Materials specified

Part of the described materials to which the field applies.

$6 - Linkage

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

$8 - Field link and sequence number

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

INPUT CONVENTIONS

Punctuation - The subfield preceding subfield $2 in field 656 ends with a mark of punctuation or a closing parenthesis.


656	#7$aBabysitters.$2local

An index term followed by a subject subdivision does not end with a mark of punctuation unless the preceding term ends with an abbreviation, initial/letter, open date, or other data that end with a mark of punctuation.

Spacing - No spaces are used in initialisms, acronyms, or abbreviations.

Display Constant - The dash (-) that precedes a subject subdivision is not carried in the machine-readable record. It may be system generated as a display constant associated with the content of subfields $v, $x, $y, and $z.

CONTENT DESIGNATOR HISTORY

$0 - Authority record control number [NEW, 2007]

Library of Congress >> MARC >> Community Information >> 6XX >> 656

(03/21/2008)