The following documents the changes contained in the twenty-ninth update to the 1999 edition of MARC 21 Format for Bibliographic Data.  Update No. 29 (November 2019) includes changes resulting from proposals that were considered by the MARC 21 community since the publication of Update No. 28 (May 2019).

New content designators:

Field

688  Subject Added Entry - Type of Entity Unspecified  (R)

Subfield codes

$g  Miscellaneous information (R) in 751 (Added Entry - Geographic Name)

$i  Language code of intertitles (R) in 041 (Language Code)

$t  Language code of accompanying transcripts for audiovisual materials (R) in 041 (Language Code)

Changes in content designator name and definition:

Subfield code

$g  Language code of accompanying material other than librettos renamed Language code of accompanying material other than librettos and transcripts in 041 (Language Code)

See also:

Appendix G:  Format Change Lists

Appendices