MARC field / subfield |
CCS Practice |
Example |
Reason
|
ALL |
Follow local core-record standards regarding the list of required fields |
|
Standardize/normalize record content, facilitate OPAC searching, facilitate record identification
|
049 |
Include your library's OCLC holding code when cataloging or editing a record |
049 GK8A
049 GK8A‡aGO6A |
Track cataloging responsibility
|
250 |
Combo packs: Add a bracketed edition statement indicating which parts are included on the record |
[Blu-ray-only version].
[Blu-ray + DVD combo pack]. |
Facilitates OPAC searching & record identification
|
300 ‡b |
Sound recordings: Add encoding format and/or type of recording, if not present |
‡bCD audio, digital
‡banalog |
Facilitates OPAC searching & record identification
|
347 |
For Playaway audio and Playaway View, use local terms instead of "ACELP" |
347 audio file‡bPlayaway audio‡2local
347 video file‡bPlayaway video‡2local |
Clearer terminology for library staff
|
500 |
Add Enhanced CD for enhanced CDs |
500 Enhanced CD. |
Facilitates OPAC searching
|
520 |
Include summaries for children's materials, videos, audio books |
|
Facilitates OPAC searching
|
538 |
Video recordings: Add technical details if not present in another 5XX field |
538 DVD; 5.1 Dolby digital; NTSC; region 1. |
Facilitates OPAC searching & record identification
|
586 |
Include awards notes for the winners of certain awards |
586 Caldecott Medal, 1979.
586 Academy Award for Best Picture, 2006. |
Facilitates OPAC searching
|
600 or 650 |
Assign character headings at first appearance for adult works of fiction |
|
Improves access to popular characters
|
650 |
Assign local subject subdivisions to works for language self-instruction |
‡vJuvenile sound recordings for English speakers. |
Requested by public services
|
655 |
Assign genre heading Anonymous writings to works specifically noted as anonymous. |
655 0 Anonymous writings. |
Provides access point for obsolete name heading, Anonymous.
|
655 |
Assign local genre headings for bilingual material. |
655 7 Bilingual books.‡2local |
Requested by public services; facilitates librarians' searches
|
655 |
Video recordings: Use genre heading "Video recordings for the hearing impaired" instead of "Films..." or "Television programs..." |
655 7 Video recordings for the hearing impaired.‡2lcgft |
Facilitates OPAC searching
|
691 |
Subject headings for local authors |
691 Lake Forest (Ill.)‡xAuthors. |
Requested by public services
|
945 |
Include a 945 field in records that should not have holdings updated in WorldCat |
945 ‡bOCLC DO NOT SET |
Required by TMQ
|