003 - Control Number Identifier (NR)
MARC 21 Bibliographic - Full
October 2003
Indicators and Subfield CodesThis field has no indicators or subfield codes.
FIELD DEFINITION AND SCOPE
MARC code for the organization whose control number is contained in field 001 (Control
Number).
See Appendix I: Organization Code
Sources for a listing of sources used in MARC 21 records.
Whenever the number in field 001 is changed, agencies must assure that the MARC code in
field 003 applies to the number found in the 001 field.
■EXAMPLES
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| 001 |
#880524405## |
| 003 |
CaOONL |
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| 001 |
ocm14919759 |
| 003 |
OCoLC |
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| 001 |
#####9007496 |
| 003 |
DNLM |
INPUT CONVENTIONS
System Generation - Usually system generated.