William Smith's 1820 Geological Map of England and Wales
William Smith's 1820 Geological Map of England and Wales A New Geological Map of England and Wales, with the Inland Navigations; Exhibiting the Districts of Coal and other Sites of Mineral Tonnage. By W Smith, Engineer. 1820. This reproduction map has been created from an original of William Smith's 1820 map held in the BGS Library in Keyworth. The original was split into sections, mounted on linen and folded. This reproduction map has had most of the section-marks and folds digitally removed, is the same size as the original, and is colour-matched. Map size: 6.5 cm ×63.5 cm (portrait format); supplied flat.