TY  - BOOK
AU  - Davis, Robert E.,
CN  - QE75
CN  - QE47.A1
CN  - QE75
CY  - [Reston, Va.] :
DA  - 1985.
ID  - 120314
KW  - Geology
KW  - Geology
PB  - U.S. Geological Survey,
PP  - [Reston, Va.] :
PY  - 1985.
T1  - Organization, programs, and activities of the Geologic Division, U.S. Geological Survey /
TI  - Organization, programs, and activities of the Geologic Division, U.S. Geological Survey /
VL  - 1000
ER  -