University of Illinois Urbana-Champaign

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Showing 4891–4920 of 5,787 items
Thumbnail for A Regional Ground-Water Quality Characterization of the Rockford Area, Winnebago County, Illinois
A Regional Ground-Water Quality Characterization of the Rockford Area, Winnebago County, Illinois
Wehrmann, H. Allen; Holm, Thomas R.; Le Seur, Linda P.; Curtiss, Charles D. III

Thumbnail for A History of the Farmington Plan
A History of the Farmington Plan
Wagner, Ralph Dinsmore

Thumbnail for Petroleum industry in Illinois, 1967
Petroleum industry in Illinois, 1967
Van Den Berg, Jacob; Lawry, T.F.; Mast, Richard F.

Thumbnail for Prairie Parklands area assessment
Prairie Parklands area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis