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665 - History Reference (NR)

MARC 21 Authority - Concise
2007

Text for reference notes with historical information for names that is used in an established heading record when more information is needed about the relationships that exist among three or more established names (usually corporate names) than can be adequately conveyed by simple cross references generated from 5XX See Also From Tracing fields in the established heading records.

Indicators
First - Undefined
# - Undefined
Second - Undefined
# - Undefined
Subfield Codes
$a - History reference (R)
$6 - Linkage (NR)
See description of this subfield in Appendix A: Control Subfields.
$8 - Field link and sequence number (R)
See description of this subfield in Appendix A: Control Subfields.
Example
665 ##$aIn Jan. 1979 the Connecticut Dept. of Social Services split to form the Dept. of Human Resources and the Dept. of Income Maintenance.$aWorks by these bodies are found under the following headings according to the name used at the time of publication:$aConnecticut. Dept. of Social Services.$aConnecticut .Dept. of Human Resources.$aConnecticut. Dept. of Income Maintenance.$aSUBJECT ENTRY: Works about these bodies are entered under one or more of the names resulting from the separation. Works limited in coverage to the pre-separation period are entered under the name of the original body.
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