University of Illinois Urbana-Champaign

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Showing 2131–2160 of 2,728 items
Thumbnail for The mineral content of Illinois waters
The mineral content of Illinois waters
Bartow, Edward; Parr, Samuel Wilson; Palmer, George Thomas; Udden, Johan August

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

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

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 Special to farm advisers / 1948
Special to farm advisers / 1948
Submitter: Howard Ding