University of Illinois Urbana-Champaign

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Showing 8491–8520 of 12,306 items
Thumbnail for Petroleum industry in Illinois, 1976. Part I. Oil and gas developments
Petroleum industry in Illinois, 1976. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for Energy conservation in Illinois : reports I and II / CAC No. 141
Energy conservation in Illinois : reports I and II / CAC No. 141
Herendeen, Robert A.; Kirkpatrick, Ken; Skelton, James

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.