University of Illinois Urbana-Champaign

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Showing 1021–1050 of 8,602 items
Thumbnail for The PreCambrian basement of Illinois
The PreCambrian basement of Illinois
Bradbury, James C.; Atherton, Elwood

Thumbnail for Typical rocks and minerals in Illinois
Typical rocks and minerals in Illinois
Ekblaw, George E.; Carroll, Don L.

Thumbnail for Karst of the Driftless Area of Jo Daviess County, Illinois
Karst of the Driftless Area of Jo Daviess County, Illinois
Panno, Samuel V.; Luman, Donald E.; Kelly, Walton R.; Larson, Timothy H.; Taylor, Steven J.

Thumbnail for A side-scan sonar investigation of small-scale features on the floor of southern Lake Michigan
A side-scan sonar investigation of small-scale features on the floor of southern Lake Michigan
Berkson, Jonathan Milton; Lineback, Jerry Alvin; Gross, David L.

Thumbnail for Controlled drilling program in northeastern Illinois
Controlled drilling program in northeastern Illinois
Hackett, James E.; Hughes, George Muggah

Thumbnail for Chemical evaluation of Illinois oil shales
Chemical evaluation of Illinois oil shales
Armon, William John; Rees, Orin Wainwright

Thumbnail for Reserves and resources of surface-minable coal in Illinois
Reserves and resources of surface-minable coal in Illinois
Treworgy, Colin G.; Bengal, Lawrence E.; Dingwell, Amy G.

Thumbnail for Petroleum industry in Illinois, 1984. Oil and gas developments
Petroleum industry in Illinois, 1984. Oil and gas developments
Van Den Berg, Jacob; Treworgy, Janis D.; Elyn, Jaclyn Rendall