| First Indicator Undefined # - Undefined |
Second Indicator Undefined # - Undefined |
| Subfield Codes |
|
| $a - Geographic name (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) $6 - Linkage (NR) $8 - Field link and sequence number (R) |
Tracing for a geographic name 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 geographic name to a related established heading.
Most of the content designators defined for field 551 are the same as those defined for field 151 (Heading-Geographic Name), field 451 (See From Tracing-Geographic Name), and field 751 (Established Heading Linking Entry-Geographic Name). Description, guidelines, and input conventions for shared content designators are given in the X51 Geographic Names-General Information section.
Guidelines for applying the subfield $w (Control subfield) and subfield $i (Reference instruction phrase) in field 551 are given in the Tracings and References-General Information section.
| 151 | ##$aBuenos Aires (Argentina) | ||||||||
| 551 | ##$aBelgrano (Buenos Aires, Argentina) | ||||||||
| 151 | ##$aChelsea (London, England) | ||||||||
| 551 | ##$aKensington and Chelsea (London, England) | ||||||||
| 551 | ##$aLondon (England) | ||||||||
| 151 | ##$aBarents Sea | ||||||||
| 551 | ##$wg$aArctic Ocean | ||||||||
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