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) Contact Us