| First Indicator | Second Indicator |
|---|---|
| Undefined # - Undefined |
Undefined # - Undefined |
| Subfield Codes | |
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In an established heading record, field 150 contains the established form of a topical term. In records for references and node labels, this field contains an unestablished form of a topical term.
Guidelines for applying the content designators defined for field 150 and input conventions are given in the X50 Topical Terms-General Information section.
| 150 | ##$aCatalogue . . . | ||||||||
| 150 | ##$abiographies by form | ||||||||
| 150 | ##$aJohn, the Baptist, Saint, in the Koran | ||||||||
| 150 | ##$aBible and atheism | ||||||||
| 150 | ##$aGreece in textbooks | ||||||||
| 150 | ##$aHurricane Flora, 1963 | ||||||||
| 150 | ##$aSalvation$xPrayer-books and devotions$xEnglish, [French, German, etc.]$xHistory and criticism | ||||||||
| 150 | ##$aEnglish language$yMiddle English, 1100-1500$xGrammar | ||||||||
| 150 | ##$aDrama$y17th century | ||||||||
| 150 | ##$aGeology, Stratigraphic$yCarboniferous | ||||||||
| 150 | ##$aFrench language$yEarly modern, 1500-1700$vGlossaries, vocabularies, etc. | ||||||||
| 150 | ##$aEtching, Spanish$y18th century | ||||||||
| 150 | ##$aÜberhaupt (The German word) | ||||||||
| 150 | ##$aLa Plata dolphin | ||||||||
| 150 | ##$aAfrihili (Artificial language) | ||||||||