Subject ASC0001flv
The Quarterly journal of the Geological Society of London.
v.7 (1851), Page 274 (1851)
Smithsonian Libraries
BHL Page 34983975
Keywords
Geology flint rubble chalk rubble chalk cliff Sangatte Calais Blanc-nez (promontory) Sandgate cliff flint chalk beach rubble shingle gravel geology Drift section of sangatte clif landscape cross section landscape clay