Subject ASC000129t

The Quarterly journal of the Geological Society of London.
v.67 (1911), Page 317 (1845)
Smithsonian Libraries
BHL Page 39749185

Keywords

Section Bristol Lower coal-measures Ashton Bedminster great vein Section of Bristol Lower Coal-Measures layers of stone coal etc. Bristol Lower Coal-Measures Ashton Great Vein Bedminster Great Vein strata shale coal mudstone grit marine band fireclay ironstone grey grit vein sandstone Geology Strata measures

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