The following documents the changes contained in the tenth update to the 1999 edition of MARC 21 Format for Authority Data.  Update No. 10 (October 2009) includes changes resulting from proposals that were considered by the MARC 21 community during 2009.

New content designators:

Fields

046  Special Coded Dates  (R)

080  Universal Decimal Classification Number  (R)

336  Content Type  (R)

370  Associated Place  (R)

371  Address  (R)

372  Field of Activity  (R)

373  Affiliation  (R)

374  Occupation  (R)

375  Gender  (R)

376  Family Information  (R)

377  Associated Language  (R)

Subfield code

$4  Relationship code (R) in Tracings and References, fields 400-485, 500-585

Code

Code r (Relationship designation in subfield $i or $4) in $w/0 (Special relationship), Tracings and References, fields 400-485, 500-585

Change in content designator name:

Subfield code

$i  Reference instruction phrase changed to Relationship information in Tracings and References, fields 400-485, 500-585

Change in repeatability:

Subfield code

$i  Reference instruction phrase Relationship information in Tracings and References, fields 400-485, 500-585:  changed from Not repeatable (NR) to Repeatable (R)

See also:

Appendix F:  Format Change Lists

Appendices