Library of Congress >> MARC >> Authority >> 4XX >> 455

455 - See From Tracing-Genre/Form Term (R)


MARC 21 Authority - Full
October 2009

First Indicator
Undefined
# - Undefined

Second Indicator
Undefined
# - Undefined


Subfield Codes
$a - Genre/form term (NR)
$i - Relationship information (R)
$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)
$4 - Relationship code (R)
$5 - Institution to which field applies (R)
$6 - Linkage (NR)
$8 - Field link and sequence number (R)

FIELD DEFINITION AND SCOPE

Tracing for a genre/form term see from reference.

Used in an established heading or established heading and subdivision record to trace a see from reference from a genre/form term not used in an established heading.


GUIDELINES FOR APPLYING CONTENT DESIGNATORS

Most of the content designators defined for field 455 are the same as those defined for field 155 (Heading-Genre/Form Term), field 555 (See Also From Tracing-Genre/Form Term), and field 755 (Established Heading Linking Entry-Genre/Form Term). Description, guidelines, and input conventions for shared content designators are given in the X55 Genre/Form Terms-General Information section.

Guidelines for using subfield $w (Control subfield), subfield $i (Relationship information), and subfield $4 (Relationship code) in field 455 are given in the Tracings and References-General Information section.

EXAMPLES

155 ##$aOperas
455 ##$aOperettas
155 ##$aScience fiction
455 ##$aSci-fi
155 ##$aPanoramas
455 ##$aPanoramic views

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