# - Undefined
# - Undefined
|$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)
$6 - Linkage (NR)
$8 - Field link and sequence number (R)
Tracing for a form subdivision see also from reference.
Used in an established heading or established heading and subdivision record to trace a see also from reference from an authorized form subdivision to a related established heading.
Most of the content designators defined for field 585 are the same as those defined for field 185 (Heading-Form Subdivision), field 485 (See From Tracing-Form Subdivision), and field 785 (Subdivision Heading Linking Entry-Form Subdivision). Description, guidelines, and input conventions for shared content designators are given in the X85 Form Subdivisions-General Information section.
Guidelines for applying the subfield $w (Control subfield) and subfield $i (Reference instruction phrase) in field 585 are given in the Tracings and References-General Information section.
Library of Congress >> MARC >> Authority >> 5XX >> 585(03/06/2008)