Library of Congress >> MARC >> Bibliographic >> 5XX >> 556

556 - Information About Documentation Note (R)

MARC 21 Bibliographic - Full

February 1999

First Indicator
Display constant controller
# - Documentation
8 - No display constant generated

Second Indicator
Undefined
# - Undefined


Subfield Codes
$a - Information about documentation note (NR) $z - International Standard Book Number (R)	$6 - Linkage (NR) $8 - Field link and sequence number (R)

FIELD DEFINITION AND SCOPE

Information about the documentation of the described materials, such as codebooks which explain the contents and use of the file or a users’ manual to a serial.

Material which is based on the use, study, or analysis of the materials is cited in field 581 (Publications About Described Materials Note).

The note is sometimes displayed and/or printed with an introductory term that is generated as a display constant.

GUIDELINES FOR APPLYING CONTENT DESIGNATORS

■ INDICATORS

First Indicator - Display constant controller

Controls the generation of a display constant preceding the note.

# - Documentation

Used to generate the display constant Documentation:.


556	##$a"Technical Documentation for Computer Tapes, 1974 Census of Agriculture, County Reports and Miscellaneous Tables."

8 - No display constant generated

Second Indicator - Undefined

Undefined and contains a blank (#).

■ SUBFIELD CODES

$a - Information about documentation note

Text of the documentation note.


556	##$a1970 censuses of population file (A, B, or C) summary tape (sample). Arlington, Va. : Data use and Access Laboratories, 1972. (Technical document ; no. ST-4P).
556	##$aBASIC reference. 3rd ed. Boca Raton, Fl. : IBM, c1984. (Personal computer hardware reference library); 6361132.

$z - International Standard Book Number

$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 556 ends with a period unless another mark of punctuation is present.

Display Constant - Introductory term Documentation: is not carried in the MARC record. It may be system generated as a display constant associated with the first indicator value.

First indicator	Display constant
#	Documentation:
8	[no display constant]

Library of Congress >> MARC >> Bibliographic >> 5XX >> 556

(02/25/2008)