TY  - BOOK
T1  - Historical geology.
DA  - [1960]
CY  - New York,
AU  - Dunbar, Carl O.
ET  - 2d ed.
CN  - QE501 .D8 1960
CN  - QE501
PB  - Wiley
PP  - New York,
PY  - [1960]
ID  - 58890
KW  - Historical geology.
TI  - Historical geology.
ER  -