TY  - BOOK
AU  - Edmonds, E. A.
AU  - McKeown, M.C.
AU  - Williams, M.
AU  - Dewey, H.
ED  - Natural Environment Research Council 
TI  - British regional geology : South - West England
SN  - 118800744
U1  - 554.23 DDC 21
PY  - 1969///
CY  - London
PB  - Her majesty's stationery office 
KW  - Geology
KW  - England- Devon
KW  - England- Cornwall
ER  -