Subject ASC00023gs
The Quarterly journal of the Geological Society of London.
v.38 (1882), Page 707 (1882)
Smithsonian Libraries
BHL Page 36936544
Keywords
diagram tertiary deposit strata sussex vegetable brick flint pebble seed helices succineae clay gravel granite marine Geology Tertiary deposits Sussex soil Brickearth tertiary pebbles Helices Succineae marine mud Lutraria rugosa glaciation levels Sussex levels mould brickearth Succinea Lower Red gravel