University of Illinois Urbana-Champaign

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Showing 4681–4710 of 10,662 items
Thumbnail for Reactions during water treatment
Reactions during water treatment
Van Brunt, George Athol

Thumbnail for The silting of Lake Chautauqua, Havana, Illinois
The silting of Lake Chautauqua, Havana, Illinois
Stall, John Byron; Melsted, S.W.

Thumbnail for Embarras River area assessment
Embarras River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis