University of Illinois Urbana-Champaign

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Showing 6751–6780 of 11,667 items
Thumbnail for Groundwater contamination in karst terrain of southwestern Illinois
Groundwater contamination in karst terrain of southwestern Illinois
Panno, S.V.; Krapac, I.G.; Weibel, C.P.; Bade, J.D.

Thumbnail for The mineral content of Illinois waters
The mineral content of Illinois waters
Bartow, Edward; Udden, Johan August; Parr, Samuel Wilson; Palmer, George Thomas

Thumbnail for Annual report : fiscal year 1994 : July 1, 1993 - June 30, 1994
Annual report : fiscal year 1994 : July 1, 1993 - June 30, 1994
Illinois. Hazardous Waste Research and Information Center

Thumbnail for Upper Des Plaines River area assessment
Upper Des Plaines River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division