britishislesgeology

britishislesgeology

Geological Section from London to Snowdon (Smith, 1817)
‘General Map of Strata…’ under infrared light (Smith, 1801 – negative created 1972)
Reconstruction of William Smith’s “General Map of Strata found in England & Wales” (Judd & Reekes, 1897)
General map of strata found in England & Wales (Smith 1794/1801)

Geological Map of the British Isles (Teall, 1912)