Subject ASC0000z94
The Quarterly journal of the Geological Society of London.
v.58 (1902), (1902)
Smithsonian Libraries
BHL Page 41676121
Keywords
glaciation teesdale weardale tyne basin contour lines glacial striac granite borrowdale series trias permian newcastle on tyne line illustration Yorkshire Tyne Basin map geology newcastle Teesdale Weardale elevations