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TECHNICAL NOTICE (June 23, 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 August 23, 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

The following codes are for use in subfield $2 in Bibliographic and Community Information records in 6XX fields and field 040, subfield $f in Authority records (Cataloging Source / Subject heading/thesaurus conventions).

• Additions:
  • bgtchm - Basic genre terms for cultural heritage materials http://memory.loc.gov/ammem/techdocs/genre.html [use after August 23, 2006]
  • conorsi - CONOR.SI (name authority file) (Maribor, Slovenia: Institut informacijskih znanosti (IZUM)) [use after August 23, 2006]
  • hoidokki - Hoitotieteellinen asiasanasto (Helsinki: Sairaanhoitajien koulutussäätiö) [use after August 23, 2006]
  • socio - Sociological Abstracts Thesaurus (Bethesda, Maryland: CSA) [use after August 23, 2006]
  • aktp - Alphavētikos Katalogos Thematikōn Perigrapheōn (Naupaktos: Papacharalampeios Dēmosia Kentrikē Vivliothēkē Naupaktou) [use after August 23, 2006]
  • kkts - Katalogos Kathierōmenōn Typōn Syllogikou Katalogou Demosion Vivliothekon (5 vols.) (Livadeia: Dēmosia Kentrikē Vivliothēkē Levadeias) [use after August 23, 2006]
  • nlgaf - Archeio Kathierōmenōn Epikephalidōn (Athēna : Ethnikē vivliothēkē tēs Hellados) [use after August 23, 2006]
  • nlgkk - Katalogos kathierōmenōn onomatōn physikōn prosōpōn (Athēna: Ethnikē vivliothēkē tēs Hellados) [use after August 23, 2006]
  • nlgsh - Katalogos Hellēnikōn thematikōn epikephalidōn (Athēna: Ethnikē vivliothēkē tēs Hellados.) [use after August 23, 2006]
  • tho - Thesauros Hellēnikōn Oron (Athēna: Ethniko Kentro Tekmēriosēs) [use after August 23, 2006]

The following code is for use in subfield $2 in Bibliographic and Community Information records in the 084 field and in the 065 field in the Authority format.(Other Classification Number / Source Number).

• Addition:
  • ipc - International Patent Classification (IPC) ( http://www.wipo.int/classifications/ipc/en/ [use after August 23, 2006]

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. (marc@loc.gov).

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