Library of Congress >> MARC >> Bibliographic >> 3XX  >> 321

321 - Former Publication Frequency (R)


MARC 21 Bibliographic - concise
May 2020

Former publication frequency of either an item or an update to an item when a current publication frequency is given in field 310 (Current Publication Frequency).

Indicators

First - Undefined
# - Undefined
Second - Undefined
# - Undefined

Subfield Codes

$a - Former publication frequency (NR)
$b - Dates of former publication frequency (NR)
$0 - Authority record control number or standard number (NR)
See description of this subfield in Appendix A: Control Subfields.
$1 - Real World Object URI (R)
See description of this subfield in Appendix A: Control Subfields.
$2 - Source (NR)
$6 - Linkage (NR)
See description of this subfield in Appendix A: Control Subfields.
$8 - Field link and sequence number (R)
See description of this subfield in Appendix A: Control Subfields.

Examples

321 ##$aTen no. a year,$b1982-1984
321 ##$aMonthly,$bMar. 1972-Dec. 1980
321 ##$aSemiannual,$b1981-1982
321 ##$aFrequency varies,$b1966-1983
321 ##$aFrequency of update varies
321 ##$aUpdated monthly,$b1998-2000
321 ##$aannual$b1993-2005$0http://id.loc.gov/vocabulary/frequencies/ann

Library of Congress >> MARC >> Bibliographic >> 3XX  >> 321
(05/27/2020)
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