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TECHNICAL NOTICE (March 10, 2006)

Additions to the MARC Code Lists for Relators, Sources, Description Conventions

Network Development and MARC Standards Office
Library of Congress


The codes listed below have been recently approved for use in MARC 21 records. The codes will be added to the online MARC Code Lists for Relators, Sources, Description Conventions.

The codes should not be used in exchange records until after May 10, 2006. This 60-day waiting period is required to provide MARC 21 implementers time to include newly defined codes in any validation tables they may apply to the MARC fields where the codes are used.

MARC Term, Name, Title Sources & Other Sources

These codes are for use in subfield $2 in Bibliographic and Community Information records in fields 600-651 and 655 and field 040, subfield $f (Cataloging Source / Subject heading/thesaurus conventions) in Authority records.

MARC Category Code Sources

The code listed below was previously defined for use in subfield $2 in Bibliographic and Community Information records in fields 600-651 and 655 and field 040, subfield $f (Cataloging Source / Subject heading/thesaurus conventions) in Authority records. Usage has been expanded to field 073 (Subdivision Usage) in Authority records.

The Library of Congress, Network Development and MARC Standards Office provides information about existing and newly assigned MARC codes on its Web site (www.loc.gov/marc/) as well as notices such as these to subscribers to its MARC listserv. ([email protected]).


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The Library of Congress >> Especially for Librarians and Archivists >> Standards
( 01/29/2010 )
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