| Ref No | LDGSL/735 |
| Title | Geological map of the United States |
| Date | [1817] |
| Level | File |
| Extent | 1 sheet |
| Format | Map/section |
| Description | Geological colouring by William MACLURE, [1817], on western sheet on an unknown base map of the United States. The eastern sheet is not extant. |
| Provenance | Presented to the Society by Maclure, 20 February 1818. |
| Access Conditions | Access is by appointment only. Please contact the Archivist for further information. |
| Language | English |
| ArchNote | Description by John Thackray |
| CreatorName | MACLURE | William | 1763-1840 | geologist, cartographer and philanthropist |