University of Illinois Urbana-Champaign

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Showing 1111–1140 of 1,204 items
Thumbnail for Potential surface water reservoirs of north-central Illinois
Potential surface water reservoirs of north-central Illinois
Dawes, Julius Henry; Terstriep, Michael Lee

Thumbnail for Petroleum industry in Illinois, 1984. Oil and gas developments
Petroleum industry in Illinois, 1984. Oil and gas developments
Van Den Berg, Jacob; Treworgy, Janis D.; Elyn, Jaclyn Rendall

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