Skip to main content
OCLC Support

Other Class Number

  1. Last updated
  2. Save as PDF
Find the fields, subfields, notes, and product availability for the Other Class Number number (ot:) and number phrase (ot=) indexes.
Number (ot:)
  Connexion FirstSearch and Collection Manager query collections WorldShare and WorldCat Discovery
Label ot: --- ot:
Search? Yes --- Yes
Browse? Yes --- ---
Examples If data is KB110.5.c5 1988 search as:
  • ot:kb110.5.c5 1988
    Or
  • ot:kb110
 --- If data is KB110.5.c5 1988 search as:
  • ot:kb110.5.c5 1988
    Or
  • ot:kb110
Fields/Subfields
  • 055 a (if indicator 2 = 6, 7, 8, or 9)
  • 084 a
 ---
  • 055 a (if indicator 2 = 6, 7, 8, or 9)
  • 084 a
Qualifier index? No --- No
Notes
  • Enter all numbers and letters.
  • Retains periods, minus-hyphens, and plus signs.
  • Deletes and concatenates all parentheses and apostrophes.
  • Replaces all other punctuation marks with a space.
  • All spaces are retained.
  • Scan index from the Command Line Search by entering the Scan command (sca), the index label with appropriate punctuation, and the term, and then clicking Search (example: sca ot:kb112554). For more information, see Browse (scan an index).
 ---
  • Enter all numbers and letters
  • Retains periods, minus-hyphens, and plus signs.
  • Deletes and concatenates all parentheses and apostrophes.
  • Replaces all other punctuation marks with a space.
  • All spaces are retained
  • Contains data from your local bibliographic data records.
Number Phrase (ot=)
  Connexion FirstSearch and Collection Manager query collections WorldShare and WorldCat Discovery
Label ot= --- ot=
Search? Yes --- Yes
Browse? Yes --- ---
Examples If data is KB110.5.c5 1988 search as:
  • ot=kb110.5.c5 1988
 --- If data is KB110.5.c5 1988 search as:
  • ot=kb110.5.c5 1988
Fields/Subfields
  • 055 a (if indicator 2 = 6, 7, 8, or 9)
  • 084 a
 ---
  • 055 a (if indicator 2 = 6, 7, 8, or 9)
  • 084 a
Qualifier index? No --- No
Notes
  • Enter all numbers and letters
  • Retains periods, minus-hyphens, and plus signs.
  • Deletes and concatenates all parentheses and apostrophes.
  • Replaces all other punctuation marks with a space.
  • All spaces are retained
  • Scan index from the Command Line Search by entering the Scan command (sca), the index label with appropriate punctuation, and the term, and then clicking Search (example: sca ot=847SShA). For more information, see Browse (scan an index).
 ---
  • Enter all numbers and letters
  • Retains periods, minus-hyphens, and plus signs.
  • Deletes and concatenates all parentheses and apostrophes.
  • Replaces all other punctuation marks with a space.
  • All spaces are retained