TY  - BOOK
T1  - Geology and oil possibilities of the Illinois basin /
DA  - c1936.
CY  - Urbana :
AU  - Weller, J. Marvin
VL  - no. 27.
CN  - QE105
CN  - QE105
PB  - Illinois State Geological Survey,
PP  - Urbana :
PY  - c1936.
ID  - 9467
KW  - Geology
KW  - Petroleum
TI  - Geology and oil possibilities of the Illinois basin /
ER  -