University of Illinois Urbana-Champaign

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Showing 481–494 of 494 items
Thumbnail for Big Rivers area assessment
Big Rivers area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division

Thumbnail for Water-use law in Illinois
Water-use law in Illinois
Mann, Fred L.; Krausz, Norman George Phillip; Ellis, Harold H.