Field definition and scope:

Field 065 contains a classification number assigned by a cataloging agency using a scheme other than the Library of Congress Classification scheme; the classification systems of Library and Archives Canada, the National Library of Medicine, the National Agricultural Library, the U.S. Government Printing Office, and the U.S. Department of Defense.  These latter numbers are recorded in fields 050 (Library of Congress Call Number); 052 (Geographic Classification); 053 (LC Classification Number); 055 (Library and Archives Canada Call Number); 060 (National Library of Medicine Call Number); 070 (National Agricultural Library Call Number); 082 (Dewey Decimal Call Number); 083 (Dewey Decimal Classification Number); 086 (Government Document Call Number); and 087 (Government Document Classification Number).

The field is not to be used for classification numbers assigned from a source for which a subfield $2 source of number code would not be assigned.

The National level record requirement for this field is Optional.

Field 065 is repeatable.

Guidelines for applying content designators:

For indicator and subfield code definitions and examples, National level (NLR) record requirements, and designator repeatability, see table below:

Position

Description

NLR

Repeatability

Field 065

Other Classification Number

O

R

Indicator:

 

 

 

First

Undefined; contains a blank

M

 

Second

Undefined; contains a blank

M

 

 

 

 

 

Subfield code:

 

 

 

$a

Classification number element - single number or beginning of span

M

NR

$b

Classification number element - ending number of span

A

NR

$c

Explanatory term

O

NR

$0

Authority record control number or standard number

 

R

$2

Number source

A

NR

$5

Institution to which field applies

A

R

$6

Linkage

A

NR

$8

Field link and sequence number

O

R

Input conventions:

Capitalization

Spacing

Content designator history:

Subfield $0 - Authority record control number or standard number  [new, 2017]

LC Guidelines:

 065  Other Classification Number

Related MARC field or document:

Source Codes for Vocabularies, Rules, and Schemes:

Classification Scheme Source Codes

See also:

0XX  Numbers and Codes

Variable Data Fields