University of Illinois Urbana-Champaign

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Showing 1711–1740 of 2,525 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 Washability tests of Illinois coals
Washability tests of Illinois coals
Callen, Alfred Copeland; Mitchell, David Ray

Thumbnail for Role of sediments in eutrophication—A preliminary study
Role of sediments in eutrophication—A preliminary study
Moore, Charles A.; Silver, Marshall L.