University of Illinois Urbana-Champaign

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Showing 5731–5760 of 7,068 items
Thumbnail for Thorn Creek area assessment
Thorn Creek area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division

Thumbnail for Geology of the Eddyville, Stonefort, and Creal Springs Quadrangles, southern Illinois
Geology of the Eddyville, Stonefort, and Creal Springs Quadrangles, southern Illinois
Nelson, W. John; Devera, Joseph A.; Jacobson, Russell J.; Lumm, Donald K.; Peppers, Russel A.; Trask, Brian; Weibel, C. Pius; Follmer, Leon R.; Riggs, Matthew H.; Esling, Steven P.; Henderson, Elizabeth D.; Lannon, Mary S.