| Label | Vocabulary | Concept | Subdivision | Identifier | |
|---|---|---|---|---|---|
| 1. | Regulations | LC Subject Headings (LCSH) |
Form Subdivision | sh99001920 | |
| 2. | Aerial views | LC Subject Headings (LCSH) |
Form Subdivision | sh99001238 | |
| Views, Aerial ; Description and travel--Views ; Description and travel--Aerial | |||||
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