TY  - BOOK
T1  - Geology of the falls of the Ohio River /
DA  - 1970.
CY  - Bloomington :
AU  - Powell, Richard L.
CN  - QE109
CN  - QE109
CN  - GB1425.K4
PB  - [Indiana Geological Survey]
PP  - Bloomington :
PY  - 1970.
ID  - 22665
KW  - Waterfalls
KW  - Waterfalls
TI  - Geology of the falls of the Ohio River /
ER  -