Subject ASC0000zvs
The Quarterly journal of the Geological Society of London.
v.58 (1902), Page 742 (1902)
Smithsonian Libraries
BHL Page 41676285
Keywords
clay sand hole Sodbury Tunnel tunnel strata sedimentary layers cutting limestone fossil still water black intertonguing transgression onlap sequence oolite Pholadomya deltoidea landscape Sodbury Tunnel excavation Sodburg Wales Marble jurassic