Use and retention of subject headings

Use/retain these types of subject headings in records in Polaris:

• LCSH - (Library of Congress Subject Headings)
• LCGFT - (Library of Congress Genre/Form Terms for Library and Archival Materials)
• GSAFD (if approved)
• OLACVGGT - (OLAC Video Game Genre Terms) in records for video games
• Genre and form terms according to the guidelines in Use of genre terms
• LC children's headings if different than the adult heading
• Approved local subject headings in MARC tag 690 (see guidelines in Use of local subject headings)
• Approved local genre/form headings in MARC tag 655 (coded local in subfield 2—see guidelines in Use of genre terms)
• Medical subject headings (MeSH—MARC tag 6XX, second indicator 2)
• Foreign language subject headings if they are the same as the language of the item being cataloged. For videorecordings, this includes the main language track and any dubbed language tracks. This does not include language(s) of subtitles. Do not add foreign language subject headings if they aren't already in the record

Delete these types of subject headings from records in Polaris:

• Sears headings
• • Headings from a thesaurus other than LCGFT or OLACVGGT (i.e., codes migfg, bisacsh, fast, etc. in $2 of subject fields), except non-English language subject headings and terms from the GSAFD that meet the guidelines for retention. See guidelines in Use of genre terms
• Foreign language subject headings if they are different than the language of the item being cataloged. For videorecordings, delete foreign language subject headings for the language(s) of subtitles

Headings in records for juvenile material:

• When the LC adult subject heading and the LC children's heading are the same, use the adult subject headings with a subdivision to indicate juvenile-level material
  650 _ 0 ‡aPuppies‡vJuvenile fiction.

  Not

  650 _ 1 ‡aPuppies‡vFiction.
• When the adult subject heading and the children's heading are different, retain the children's heading in addition to the adult subject heading
  650 _ 0 ‡aSwine‡vJuvenile fiction.

  And

  650 _ 1 ‡aPigs‡vFiction.
• Do not use the subdivision Juvenile sound recordings in subject headings in records for juvenile audiobooks. Use the subdivision Juvenile fiction or Juvenile literature as appropriate
  600 0 0 ‡aPeppa Pig‡c(Fictitious character)‡vJuvenile fiction.

  Not

  600 0 0 ‡aPeppa Pig‡c(Fictitious character)‡vJuvenile sound recording.