The following documents the changes contained in the second update to the 2000 edition of MARC 21 Format for Holdings Data.  Update No. 2 (October 2001) includes changes resulting from proposals which were considered by the ALA ALCTS/LITA/RUSA Machine-Readable Bibliographic Information Committee (MARBI) at its meetings in 2001 and by the Canadian Committee on MARC (CCM) at its meetings in 2001.

New content designators:

Subfield code

$u  Uniform Resource Identifier in 583 (Action Note)


Fields  853-855 - Subfield $w (Frequency):  code k (Continuously updated)

Field  843 - Subfield $7/12 (Fixed-length data elements of reproduction/Frequency):  code k (Continuously updated)

See also:

Appendix F:  Format Change Lists