University of Illinois Urbana-Champaign

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Showing 91–120 of 145 items
Thumbnail for ISGS Geonews
ISGS Geonews
Illinois State Geological Survey

Thumbnail for Underground storage of natural gas in Illinois, 1973
Underground storage of natural gas in Illinois, 1973
Buschbach, T.C.; Bond, Donald Clifford

Thumbnail for The Cottage Grove Fault System in southern Illinois
The Cottage Grove Fault System in southern Illinois
Nelson, W. John; Krausse, Hans Friedrich; Bristol, Hubert M.