TY  - BOOK
AU  - DeWitt, Ed.
AU  - Dersch, John S.
CN  - QE75
CN  - QE75
CY  - [Reston, Va.?] :
DA  - 1986.
ID  - 119979
KW  - Mines and mineral resources
KW  - Geology
N1  - Shipping list no.: 86-398-P.
N1  - Four maps on 4 folded sheets in pocket.
PB  - Dept. of the Interior, U.S. Geological Survey,
PP  - [Reston, Va.?] :
PY  - 1986.
T1  - Mineral resource potential and geology of the Black Hills National Forest, South Dakota and Wyoming /
TI  - Mineral resource potential and geology of the Black Hills National Forest, South Dakota and Wyoming /
VL  - 1580
ER  -