Subject ASC00011v5

The Quarterly journal of the Geological Society of London.
v.67 (1911), (1845)
Smithsonian Libraries
BHL Page 39748924

Keywords

geologic map Northeast England Stratigraphy Permian Triassic trias England permian map geology england north sea nottingham tuxford thorne harrogate sunderland middlesbrough sandstone limestonel alluvium

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