TY  - BOOK
AU  - Welch,F.B.A.
AU  - Crookall,Robert
AU  - Kellaway,G.A.
ED  - Geological Survey of Great Britain.
ED  - Museum of Practical Geology (Great Britain)
TI  - British regional geology: Bristol and Gloucester district,
AV  - QE262.B7 W4
U1  - 554.2 
PY  - 1935///
CY  - London
PB  - H.M. Stationery Off.
KW  - Geology
KW  - England
KW  - Bristol
KW  - Gloucester
N1  - At head of title: Dept. of scientific and industrial research. Geological survey and Museum; "Maps & publications, etc., dealing with the district": p. 87-89
ER  -