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University of Illinois Urbana-Champaign

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Showing 241–270 of 7,946 items
Thumbnail for Karst regions of Illinois
Karst regions of Illinois
Panno, S.V.; Weibel, C. Pius; Li, W.

Thumbnail for Availability of the Colchester coal for mining in northern and western Illinois
Availability of the Colchester coal for mining in northern and western Illinois
Korose, Christopher P.; Elrick, Scott D.; Jacobson, R.J.

Thumbnail for Hydrogeology of the Silurian dolomite aquifer in parts of Northwestern Illinois
Hydrogeology of the Silurian dolomite aquifer in parts of Northwestern Illinois
Larson, Timothy H.; Graese, Anne M.; Orozco, Phillip G.

Thumbnail for Classification of the Pennsylvanian strata of Illinois
Classification of the Pennsylvanian strata of Illinois
Kosanke, Robert M.; Simon, J.A.; Wanless, H.R.; Willman, H.B.

Thumbnail for Geologic mapping for environmental planning, McHenry County, Illinois
Geologic mapping for environmental planning, McHenry County, Illinois
Curry, B. Brandon; Berg, Richard C.; Vaiden, Robert

Thumbnail for Annual newsletter / 1968-80
Annual newsletter / 1968-80
University of Illinois at Urbana-Champaign. Deptartment of Geology