| Label | Vocabulary | Concept | Subdivision | Identifier | |
|---|---|---|---|---|---|
| 1. | History | LC Subject Headings (LCSH) |
General Subdivision | sh99005024 | |
| Frontier troubles | |||||
| 2. | Vocational guidance | LC Subject Headings (LCSH) |
General Subdivision | sh2002006455 | |
| Guidance, Vocational | |||||
| 3. | Dictionaries | LC Subject Headings (LCSH) |
General Subdivision | sh2012003393 | |
| Dictionaries and encyclopedias ; Dictionaries, indexes, etc | |||||
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