| Ref No | LDGSL/713/2/1 |
| Title | Ordnance Survey sheet no.1, annotated with geological lines, notes and colouring |
| Date | [?1830s-1840s] |
| [1862-1867] |
| Level | Sub Sub Series |
| Extent | 4 maps |
| Format | Map/section |
| Description | Maps of the Thames Valley, annotated with geological lines, notes and colouring by Searles Valentine WOOD jnr, used as field maps during his research into glacial deposits in the south east of England, [1862-1867]. Base maps are Ordnance Survey, one inch (Old Series) quarter sheets no.1 (NE Chelmsford; NW Brentwood; SE Rochford; SW Romford). Dissected and mounted on linen.
Two of the maps have pencil thumbnail sections on reverse, one has tracings included. |
| Access Conditions | Access is by appointment only. Please contact the Archivist for further information. |
| Language | English |
| Related Material | The Ordnance Survey sheets nos.1-2 are likely to have been used to compile Wood jnr's paper on glacial and postglacial deposits which was read before the Society 19 June 1867, see: LDGSL/713/1. |
| ArchNote | Description by John Thackray; revised by Caroline Lam |
| CreatorName | WOOD | Searles Valentine, the younger | 1830-1884 | geologist |
| Subject | Pleistocene |
| Term | Geological surveys |
| Geological mapping |
| Previous reference | LDGSL 713 |