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Concise Formats - 2009/2010 Archive >> Classification >> 01X-084 >> 042

042 - Authentication Code (NR)

MARC 21 Classification - Concise

2007

This is an ARCHIVED VERSION of the 2009/2010 electronic edition of the MARC 21 Concise Formats. Please see loc.gov/marc/concise/ for the most up-to-date version of the electronic MARC 21 Concise Formats.

One or more authentication codes assigned by centers that review and upgrade, if necessary, an authority record in a national database. Codes have not been defined.

Indicators

First - Undefined

# - Undefined

Second - Undefined

# - Undefined

Subfield Codes

$a - Authentication code (R)

Concise Formats - 2009/2010 Archive >> Classification >> 01X-084 >> 042

The Library of Congress >> Librarians, Archivists >> Standards >> MARC

(10/20/2010)