TY  - BOOK
T1  - Geology, hydrology, and water quality of the Cambrian and Ordovician systems in northern Illinois /
DA  - 1985.
CY  - Champaign, Ill. :
AU  - Visocky, A. P.
VL  - 10
CN  - GB1025.I3
CN  - GB1025.I3
PB  - State Water Survey [and] State Geological Survey,
PP  - Champaign, Ill. :
PY  - 1985.
N1  - On cover: State of Illinois, Department of Energy and Natural Resources.
ID  - 105835
KW  - Geology
KW  - Hydrology
KW  - Water quality
KW  - Geology, Stratigraphic
KW  - Geology, Stratigraphic
TI  - Geology, hydrology, and water quality of the Cambrian and Ordovician systems in northern Illinois /
ER  -