550 - See Also From Tracing-Topical Term (R)
MARC 21 Authority - Concise
2008
This is an ARCHIVED VERSION of the
2008 electronic edition of the MARC 21 Concise
Formats. Please see loc.gov/marc/concise/
for the most up-to-date version of the electronic MARC 21
Concise Formats.
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)
$i - Reference instruction phrase (NR)
$v - Form subdivision (R)
$w - Control subfield (NR)
/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 - Record control number (R)
$5 - Institution to which field applies (R)
$8 - Field link and sequence number (R)
Examples
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550 |
##$wg$aIndians
of North
America$xWars$y1862-1865 |