Library of Congress >> MARC >> Authority >> 01X-09X >> 073

073 - Subdivision Usage (NR)

MARC 21 Authority - Concise

2007

Code specifying the topical term or geographic name with which the 1XX heading in a subdivision record may be used in a particular thesaurus.

Indicators

First - Undefined

# - Undefined

Second - Undefined

# - Undefined

Subfield Codes

$a - Subdivision usage (R)

Category designator code that specifies the category of terms with which the subdivision may be used.

$z - Code source (NR)

MARC code that identifies the thesaurus used to assign the category designator code. Code from: Subject Category Code Source Codes .

$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.

Example


073	##$aE1$aE2$aE3$aE4$aE6$aE7$aN2$zmesh

(03/03/2008)