University of Illinois Urbana-Champaign

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Showing 631–660 of 14,149 items
Thumbnail for Petroleum industry in Illinois, 1967
Petroleum industry in Illinois, 1967
Van Den Berg, Jacob; Lawry, T.F.; Mast, Richard F.

Thumbnail for Oil investigations in 1917 and 1918
Oil investigations in 1917 and 1918
Illinois State Geological Survey; Barrett, Nellie Okla; Nebel, Merle Louis; Coryell, Horace Noble; Tough, Fred H.; Williston, Samuel H.; Savage, Thomas Edmund

Thumbnail for Study of Atmospheric Pollution Scavenging: Nineteenth Progress Report
Study of Atmospheric Pollution Scavenging: Nineteenth Progress Report
Semonin, Richard G.; Bowersox, Van C.; Gatz, Donald F.; Peden, Mark E.; Stensland, Gary J.