| First Indicator | Second Indicator |
|---|---|
| Undefined # - Undefined |
Undefined # - Undefined |
| Subfield Codes | |
|---|---|
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Classification number from a scheme not covered by one of the other number fields. The field should not be used for classification numbers assigned from a source for which a subfield $2 source of number code would not be assigned.
Uses a scheme other than the Library of Congress Classification, the classification systems of Library and Archives Canada, the National Library of Medicine, the National Agricultural Library, the U.S. Government Printing Office, Universal Decimal Classification, or Dewey Decimal Classification schemes. These latter numbers are recorded in fields 050 (Library of Congress Call Number), 055 (Classification Numbers Assigned in Canada), 060 (National Library of Medicine Call Number), 070 (National Agricultural Library Call Number), 086 (Government Document Classification Number), 080 (Universal Decimal Classification Number), and 082 (Dewey Decimal Classification Number), respectively. Field 084 is also used for numbers assigned from the CODOC system used in Canada to classify government documents.
$a - Classification number
Classification number portion of the number. Subfield $a is repeated to record an alternative class number.
| 084 | ##$a014$2frbnpnav | ||||||||
| 084 | ##$a016$a014$a018$a122$2frbnpnav | ||||||||
$b - Item number
Item number portion of the call number.
| 084 | ##$a84.7$bSShA$2rubbk | ||||||||
| 084 | ##$aKB112.554$bU62 1980$2laclaw | ||||||||
$q - Assigning agency
MARC organization code of the institution that assigned the classification number.
Code from: MARC Code List for Organizations.
| 084 | ##$a330$a380$a650$a670$qDE-101$2sdnb | ||||||||
| 084 | ##$a000$a330$qDE-600$2sdnb | ||||||||
| 084 | ##$a125$a631$qDE-600$2zdbs [Three classification numbers assigned to a resource by different agencies.] |
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$0 - Authority record control number or standard number
See description of this subfield in Appendix A: Control Subfields.
$1 - Real World Object URI
See description of this subfield in Appendix A: Control Subfields.
$2 - Number source
MARC code for the source of the classification system or scheme from which the number was assigned.
Code from: Classification Scheme Source Codes.
| 084 | ##$a8501(043)$2rueskl | ||||||||
| 084 | ##$aCA2 PQ C07 81P52$2cacodoc [Number was assigned from the CODOC system] |
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$6 - Linkage
See description of this subfield in Appendix A: Control Subfields.
$7 - Data provenance
See description of this subfield in Appendix J: Data Provenance Subfields.
$8 - Field link and sequence number
See description of this subfield in Appendix A: Control Subfields.
Capitalization - Capitalization of alphabetic characters in the classification number should follow the rules of the scheme. For most schemes, characters are recorded in uppercase.
Spacing - Any spaces that are desired as part of the call number must be input.
Prior to 1997, CODOC numbers were carried in field 088. [CAN/MARC only]