University of Illinois Urbana-Champaign

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Showing 511–540 of 1,339 items
Thumbnail for Petrographic and coking characteristics of coal : laboratory study of Illinois coal seams nos. 5 and 6
Petrographic and coking characteristics of coal : laboratory study of Illinois coal seams nos. 5 and 6
Marshall, Charles Edward; Harrison, John A.; Simon, Jack A.; Parker, Margaret A.

Thumbnail for Trace element and organic carbon accumulation in the most recent sediments of southern Lake Michigan
Trace element and organic carbon accumulation in the most recent sediments of southern Lake Michigan
Shimp, Neil F.; Schleicher, John A.; Ruch, R.R.; Heck, David B.; Leland, Harry V.

Thumbnail for Groundwater geology of DeWitt, Piatt, and northern Macon Counties, Illinois
Groundwater geology of DeWitt, Piatt, and northern Macon Counties, Illinois
Larson, David R.; Herzog, Beverly L.; Larson, Timothy H.