BibFormats

OCLC:  OCLC Control Number

Record Type

BIB

Field

ALL: 001

Input Standards

ALL: System supplied. Default: NEW

Definition

 
ALL

OCLC assigns a unique number to each bibliographic record input into WorldCat. You cannot change the control number.

On workforms and newly derived records, the word NEW is in the OCLC control number position. The system assigns an OCLC number after Produce or Update Holdings.

Indexing

For indexing and searching information, see Searching WorldCat Indexes, 001.

MARC 21

For more information, including content designator history, see MARC 21 Format for Bibliographic Data, field 001.