Library of Congress >> MARC >> Bibliographic >> 5XX >> 584

584 - Accumulation and Frequency of Use Note (R)

MARC 21 Bibliographic - Full

October 2003

First Indicator
Undefined
# - Undefined

Second Indicator
Undefined
# - Undefined


Subfield Codes
$a - Accumulation (R) $b - Frequency of use (R) $3 - Materials specified (NR)	$5 - Institution to which field applies (NR) $6 - Linkage (NR) $8 - Field link and sequence number (R)

FIELD DEFINITION AND SCOPE

Measurements of and information about the rates of accumulation (for continuing, open-ended accessions) and/or the rate of reference use of the described materials.

GUIDELINES FOR APPLYING CONTENT DESIGNATORS

■ INDICATORS

Both indicators are undefined; each contains a blank (#).

■ SUBFIELD CODES

$a - Accumulation

Rate at which the described materials are accumulating expressed as a ratio of volume to time period.


584	##$3General subject files$a45 cu. ft. average annual accumulation 1970-1979.$a5.4 cu. ft. average monthly accumulation, 1979-82.$aCurrent average monthly accumulation is 2 cu. ft.

$b - Frequency of use

Measure of reference activity, usually expressed as a ratio of number of retrievals to time period, or by general terms such as active or inactive.


584	##$bAn average of 15 reference requests per month, with peak demand during June and December.$bTotal reference requests for 1984: 179.

$3 - Materials specified

Part of the described material to which the accumulation and frequency of use note applies.


584	##$3Employee records$a10 cu. ft. annual accumulation.

$5 - Institution to which field applies

See description of this subfield in Appendix A: Control Subfields.

$6 - Linkage

See description of this subfield in Appendix A: Control Subfields.

$8 - Field link and sequence number

See description of this subfield in Appendix A: Control Subfields.

INPUT CONVENTIONS

Punctuation - Field 584 ends with a period unless another mark of punctuation is present. If the final subfield is subfield $5, the mark of punctuation precedes that subfield.

Library of Congress >> MARC >> Bibliographic >> 5XX >> 584

(02/26/2008)