University of Illinois Urbana-Champaign

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Showing 2311–2340 of 2,483 items
Thumbnail for 125 years of biological research 1858-1983: a symposium
125 years of biological research 1858-1983: a symposium
Godfrey, George Lawrence; Bouseman, John K.; Edwards, William R.; Robertson, Kenneth, R.; Zewadski, Robert M.

Thumbnail for Petroleum industry in Illinois, 1977. Part 1. Oil and gas developments
Petroleum industry in Illinois, 1977. Part 1. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for Fox River area assessment
Fox River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis