University of Illinois Urbana-Champaign

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Showing 421–450 of 20,917 items
Thumbnail for Guidebook for the sixteenth annual field conference of the Tri-State Geological Society / Illinois State Geological Survey guidebook series, vol. 2
Guidebook for the sixteenth annual field conference of the Tri-State Geological Society / Illinois State Geological Survey guidebook series, vol. 2
Tri-State Geological Society Field Conference (16th : 1952 : Dixon, Ill.); Templeton, J.S.; Willman, Harold Bowen

Thumbnail for Groundwater in northwestern Illinois
Groundwater in northwestern Illinois
Hackett, James Edward; Bergstrom, Robert Edward

Thumbnail for Changing Groundwater Levels in the Sandstone Aquifers of Northern Illinois and Southern Wisconsin: Impacts on Available Water Supply
Changing Groundwater Levels in the Sandstone Aquifers of Northern Illinois and Southern Wisconsin: Impacts on Available Water Supply
Abrams, Daniel B.; Hadley, Daniel; Mannix, Devin; Roadcap, George; Meyer, Scott; Hlinka, Ken; Rennels, Kevin; Bradbury, Kenneth; Chase, Peter; Krause, Jacob

Thumbnail for Bedrock aquifers of northeastern Illinois
Bedrock aquifers of northeastern Illinois
Hughes, George M.; Kraatz, Paul; Landon, Ronald A.

Thumbnail for Hydrogeologic and geochemical studies of selected natural radioisotopes and barium in groundwater in Illinois
Hydrogeologic and geochemical studies of selected natural radioisotopes and barium in groundwater in Illinois
Gilkeson, Robert H.; Cartwright, Keros; Cowart, James B.; Holtzman, Richard B.

Thumbnail for Groundwater in the Peoria region.
Groundwater in the Peoria region.
Horberg, Leland; Suter, Max; Larson, T.E.

Thumbnail for 32nd Illinois Fire College Brochure
32nd Illinois Fire College Brochure
Illinois Fire Service Institute

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