University of Illinois Urbana-Champaign

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Showing 2911–2940 of 2,977 items
Thumbnail for Kankakee River area assessment
Kankakee River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for Petroleum industry in Illinois, 1967
Petroleum industry in Illinois, 1967
Van Den Berg, Jacob; Lawry, T.F.; Mast, Richard F.

Thumbnail for Faculty letter / no. 223-283
Faculty letter / no. 223-283
Submitter: William Ingram