060 - National Library of Medicine Classification Number (R)
MARC 21 Community Information - Full
January 2000
First Indicator
Undefined
# - Undefined
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Second Indicator
Source of class number
0 - Assigned by NLM
4 - Assigned by agency other than NLM
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Subfield Codes
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$a - Classification number (R)
$b - Item number (NR)
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$8 - Field link and sequence number (R)
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FIELD DEFINITION AND SCOPE
Complete National Library of Medicine (NLM) call number or classification number
assigned by either the National Library of Medicine or by other agencies using the
National Library of Medicine Classification.
Second indicator values distinguish between content actually assigned by the National
Library of Medicine and content assigned by an organization other than NLM.
GUIDELINES FOR APPLYING CONTENT DESIGNATORS
■ INDICATORS
First Indicator - Undefined Undefined and contains a blank (#).
Second Indicator - Source of class number Value that indicates whether the source of the class number is the National
Library of Medicine or another organization.
0 - Assigned by NLM Source of the class number is the National Library of Medicine.
4 - Assigned by agency other than NLM Source of the class number is an organization other than the National Library
of Medicine.
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| 110 |
2#$aAmerican Lung Association. |
| 060 |
#4$aWF 1$bA512
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■ SUBFIELD CODES
$a - Classification number Classification number assigned using the National Library of Medicine
Classification that is maintained by the National Library of Medicine. NLM
also determines which Library of Congress Classification schedules and
numbers are used to augment the scheme.
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| 110 |
2#$aAmerican Society of Deaf Children. |
| 060 |
#4$aWV 1$bA512
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| 110 |
2#$aLeukemia Society of America. |
| 060 |
#4$aWH 1$bL652
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$b - Item number Item number portion of an NLM call number. NLM uses the Cutter-Sanborn
Three-Figure Author Table and a special numbering scheme in classes W1 and
W3 to create item numbers. Special scheme of numbering used in classes W1 and W3
is described in the National Library of Medicine Classification.
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| 110 |
2#$aAmerican Diabetes Association. |
| 060 |
#4$aWK 1$bA512
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$8 - Field link and sequence number
INPUT CONVENTIONS
Punctuation - Field 060 does not end with a period unless the period is part of the data in the final
subfield.
Spacing - Spaces that are desired in the call number must be input.