University of Illinois Urbana-Champaign

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Showing 3301–3330 of 7,103 items
Thumbnail for Paleozoic and Quaternary geology of the St. Louis Metro East area of Western Illinois : 63rd Annual Tri-State Geological Field Conference, October 6-8, 2000
Paleozoic and Quaternary geology of the St. Louis Metro East area of Western Illinois : 63rd Annual Tri-State Geological Field Conference, October 6-8, 2000
Tri-State Geological Field Conference (63rd : October 6-8, 2000 St. Louis Metro East area); Norby, Rodney D.; Lasemi, Zakaria; Denny, F. Brett; Devera, Joseph A.; Grimley, David A.; Mikulic, Donald G.; Weibel, C. Pius; Kluessendorf, Joanne

Thumbnail for Big Muddy River area assessment
Big Muddy River 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 and mineral resources of the Marseilles, Ottawa, and Streator quadrangles,
Geology and mineral resources of the Marseilles, Ottawa, and Streator quadrangles,
Willman, Harold Bowen; Payne, James Norman; Voskuil, Walter Henry