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001 - Control Number (NR)

MARC 21 Community Information - Full
January 2000

Indicators and Subfield Codes
No indicators or subfield codes.


Control number assigned by the organization creating, using, or distributing the record. The organization is identified by the MARC code contained in field 003 (Control Number Identifier).

For interchange purposes, documentation of the structure of the control number and input conventions should be provided to exchange partners by the organization initiating the interchange. An organization receiving a record may move the incoming control number from field 001 (and the control number identifier from field 003) to field 035 (System Control Number), 010 (Library of Congress Control Number), or 016 (National Bibliographic Agency Control Number, as appropriate, and place its own system control number in field 001 (and its control number identifier in field 003).


001 RAA2704
003 OkT
001 87-7002091
003 NN
001 1208
003 CP


System Generation - Field 001 may be system generated.

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