University of Illinois Urbana-Champaign

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Showing 2071–2100 of 4,196 items
Thumbnail for Oil investigations in Illinois in 1916, under direction of Fred H. Kay.
Oil investigations in Illinois in 1916, under direction of Fred H. Kay.
Illinois State Geological Survey; Kay, Fred Hall; Brokaw, Albert Dudley; St. Clair, Stuart; Butts, Charles

Thumbnail for Upper Rock River area assessment
Upper Rock River area assessment
Illinois Department of Natural Resources, Office of Scientific Research; Illinois Department of Natural Resources, Illinois State Water Survey

Thumbnail for Watershed Modeling to Evaluate Water Quality at Intakes of Small Drinking Water Systems
Watershed Modeling to Evaluate Water Quality at Intakes of Small Drinking Water Systems
Borah, Deva; Krug, Edward C.; Bera, Maitreyee; Liang, Xin-Zhong