TY  - BOOK
AU  - Logan, William Newton,
CN  - TN872.I6
CN  - TN872.I6
CY  - Indianapolis :
DA  - 1924.
ID  - 13489
KW  - Geology
KW  - Petroleum
PB  - Wm. B. Burford, contractor for state printing and binding,
PP  - Indianapolis :
PY  - 1924.
T1  - Geological conditions in the oil fields of southwestern Indiana /
TI  - Geological conditions in the oil fields of southwestern Indiana /
ER  -