Library Cataloging
MARC21 Update
From the Network Development and MARC Standards Office
Update No. 13 (September 2011) is now available on the MARC website (www.loc.gov/marc/). It is integrated into the documentation for each of the Online Full and Concise formats that are maintained on that site -- the Bibliographic format, Authority format, Holdings format, Classification format, and Community Information format. The documentation includes changes made to the MARC 21 formats resulting from proposals which were considered by the ALA ALCTS/LITA/RUSA Machine-Readable Bibliographic Information Committee (MARBI), the Canadian Committee on MARC (CCM) and the BIC Bibliographic Standards Group in January and June 2011.
The changes are indicated in red. Each format also has an appendix,"Format Changes for Update No. 13 (September 2011)" that lists the changes that comprise the update. The Web version of the formats is the official version and is considered the start for implementation planning for MARC 21. Users are not expected to begin using the new features in the format until 60 days from the date of this announcement: September 1, 2011. For more information about format documentation
see: http://www.loc.gov/marc/status.html
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Marc 21 Update No. 14
News from LC. Update No. 14 (April 2012) is now available on the MARC website (www.loc.gov/marc/). It is integrated into the documentation for each of the Online Full and Concise formats that are maintained on that site -- the Bibliographic format, Authority...
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Updated Cover Sheets For Marc Proposals And Discussion Papers
From LC's Network Development and MARC Standards Office. The cover sheets for the proposals and discussion paper presented at the 2011 Annual meetings of the MARC Advisory Committee have been updated with the results of the discussions. They are available...
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Marc 21 Update No. 11: Full And Concise Available Online
News from the Network Development and MARC Standards Office at LC.Update No. 11 (February 2010) is now available on the MARC website (www.loc.gov/marc/). It is integrated into the documentation for each of the Online Full and Concise formats that are...
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Marc Update No. 10
News from the Network Development and MARC Standards Office.Update No. 10 (October 2009) is now available on the MARC website. It is integrated into the documentation for each of the Online Full and Concise formats that are maintained on that site --...
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Marc21 Updates
Update No. 7 (October 2006) to all five MARC 21 Formats (authority, bibliographic, classification, community information and holdings) is now available from the Library of Congress. This update includes changes made to the MARC 21 formats resulting from...
Library Cataloging