Subject ASC0001gn0
The Quarterly journal of the Geological Society of London.
v.10 (1854), Page 236 (1854)
Smithsonian Libraries
BHL Page 35013187
Keywords
geology cross-section pipes Norfolk Langham Sand-pit Raveningham Hall boulder-clay langham norfolk sand-pipes loam flint chalk clay sand-pit raveningham hall south norfolk crag section of pipes South Norfolk clay deposits Sand-Pipe Geology P. Trimmer Quaternary