Library of Congress >> MARC >> Bibliographic >> Appendix G

Appendix G - Format Changes


MARC 21 Bibliographic
September 2015

This section is provided for the lists of format changes that accompany each update to the MARC 21 Format for Bibliographic Data.


MARC 21 FORMAT FOR BIBLIOGRAPHIC DATA

FORMAT CHANGE LIST

Update No. 21, September 2015
This page documents the changes contained in the twenty-first update to the 1999 edition of the MARC 21 Format for Bibliographic Data. Update No. 21 (September 2015) includes changes resulting from proposals that were considered by the MARC 21 community during June 2015.

Format changes in previous updates can be found on the MARC Format Overview page.

New content designators:
Subfields
$0 Authority record control number or standard number (R) in 336 (Content Type)
$0 Authority record control number or standard number (R) in 337 (Media Type)
$0 Authority record control number or standard number (R) in 338 (Carrier Type)
Fields
348Format of Notated Music (R)

Editorial modifications:

Links to non-reissued fields with editorial modifications are provided in the local print guide below.


UPDATE 21 LOCAL PRINT GUIDE

The following sections and fields were created/changed in Update No. 21 and should be printed to keep a print copy of the format up-to-date. Changes appear in red.

The following fields do not have technical changes but contain editorial modifications (in red):


Library of Congress >> MARC >> Bibliographic >> Appendix G
(09/22/2015)
Contact Us