Library of Congress >> MARC >> Authority >> 5XX  >> 550

550 - See Also From Tracing-Topical Term (R)


MARC 21 Authority - concise
December 2017

Tracing for a topical term see also from reference.

Used in an established heading or established heading and subdivision record to trace a see also from reference from an established topical term to a related established heading.

See field 150 for descriptions of most content designators.

Indicators

First - Undefined
# - Undefined
Second - Undefined
# - Undefined

Subfield Codes

$a - Topical term or geographic name entry element (NR)
$b - Topical term following geographic name entry element (NR)
$g - Miscellaneous information (R)
$i - Relationship information (R)
See Tracings and References
$v - Form subdivision (R)
$w - Control subfield (NR)
See Tracings and References
/0 - Special relationship
/1 - Tracing use restriction
/2 - Earlier form of heading
/3 - Reference display
$x - General subdivision (R)
$y - Chronological subdivision (R)
$z - Geographic subdivision (R)
$0 - Authority record control number or standard number (R)
See description of this subfield in Appendix A: Control Subfields.
$1 - Real World Object URI (R)
See description of this subfield in Appendix A: Control Subfields.
$4 - Relationship (R)
See Tracings and References
$5 - Institution to which field applies (R)
See description of this subfield in Appendix A: Control Subfields.
$6 - Linkage (NR)
See description of this subfield in Appendix A: Control Subfields.
$8 - Field link and sequence number (R)
See description of this subfield in Appendix A: Control Subfields.

Examples

550 ##$wg$aGod
550 ##$wg$aIndians of North America$xWars$y1862-1865

Library of Congress >> MARC >> Authority >> 5XX  >> 550
(12/18/2017)
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