TY  - BOOK
T1  - 43d annual Tri-state Geological Field Conference, October 5-7, 1979 :Geology of Western Illinois.
DA  - 1979.
CY  - Urbana, Ill. :
CN  - QE45
CN  - QE45
PB  - Illinois State Geological Survey,
PP  - Urbana, Ill. :
PY  - 1979.
N1  - Sponser: Illinois State Geological Survey.
ID  - 20210
KW  - Geology
TI  - 43d annual Tri-state Geological Field Conference, October 5-7, 1979 :Geology of Western Illinois.
ER  -