Subject ASC0003z3l
The geologist : a popular monthly magazine of geology.
v.4 (1861), Page 213 (1861)
American Museum of Natural History Library
BHL Page 47658922
Keywords
well shaft Stourmouth Thanet sands fossils Beaksbourne cutting layers diagram black flint tertiary shell-marl well blue clay geology Thanet sand bore Section of well at Stourmouth 163 feet cross-section soil