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321  Former Publication Frequency (R)

Record Type

BIB

Input Standards

Required if applicable/Optional
1st Indicator  Undefined
blank character Undefined
2nd Indicator  Undefined
blank character Undefined
Subfields (R=Repeatable  NR=Nonrepeatable) Input Standards
ǂa Former publication frequency (NR) Mandatory/Mandatory
ǂb Dates of former publication frequency (NR) Required if applicable/Required if applicable
ǂ6 Linkage (NR) System supplied/System supplied
ǂ8 Field link and sequence number (R) Optional/Optional

Definition

The former publication frequency of a continuing resource (serial or integrating resource). Use only when a current publication frequency is given in field 310.

Use the following guidelines for capitalization and representation of numerals:

  • Capitalize the first letter of the first word in subfield ǂa
  • If the first 321 field begins with a number and field 310 is also present, spell out the number in the first 321 field
310     4 issues yearly, ǂb August 1904-
321     Five issues yearly, ǂb 1901-June 1904
  • Enter each former frequency in a separate 321 field
  • Enter the former frequencies in the order of earliest to most recent
  • Spell out a number appearing in the first 321 field only, and use an Arabic numeral in subsequent 321 fields
310     Monthly, ǂb 1949-1956
321     Five issues yearly, ǂb 1947
321     14 issues yearly, ǂb 1948

For information on punctuation, see the Punctuation section below.

1st Indicator

Undefined. The 1st indicator position is undefined and contains a blank.

blank character

Undefined

2nd Indicator

Undefined. The 2nd indicator position is undefined and contains a blank.

blank character

Undefined

Subfields

 
ǂa Former publication frequency

The complete statement, exclusive of dates, of the former publication frequency.

310     Monthly, ǂb 1985-
321     Ten numbers a year, ǂb 1982-1984
ǂb Dates of former publication frequency

The dates of the former publication frequency.

321     Monthly, ǂb 1957-1962
321     Bimonthly (irregular), ǂb 1964-1967
ǂ6 Linkage

Data that link fields when non-Latin script is entered. This subfield is system supplied and does not appear in OCLC online displays. Do not add subfield ǂ6. For more information about subfield ǂ6, see Control Subfields.

ǂ8 Field link and sequence number

For information about subfield ǂ8, see Control Subfields.

Punctuation

For records containing punctuation, follow these instructions:

  • Precede subfield ǂb by a comma-space
  • Include incidental punctuation needed within any subfields, e.g., commas, periods (following abbreviations or initials), etc.
  • Omit the terminal period at the end of the field unless the last word is an abbreviation or initial
321     Semiweekly, ǂb Oct. 10, 1946-Apr. 13, 1984

For records containing minimal or no punctuation, include incidental punctuation needed within any subfields. Otherwise, omit the punctuation outlined above.

321     Semiweekly ǂb Oct. 10, 1946-Apr. 13, 1984

For more information on punctuation, including OCLC policy, see section 2.8, Punctuation.

Indexing

Field 321 is not indexed.

This page last revised: September 20, 2019