Subject ASC0001eut
The Quarterly journal of the Geological Society of London.
v.21 (1865), Page 88 (1865)
Smithsonian Libraries
BHL Page 34891758
Keywords
Shale volcanic grit grey indurated shale slightly calcareous felspathic ash slightly calcareous lava dark-greyisj felspathico-augitic lava Coal Hill drawing of elevation with nine digits explained below the drawing Malvern Hills section beds Geology