University of Illinois Urbana-Champaign

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Showing 421–450 of 2,511 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 Fuel tests with Illinois coal
Fuel tests with Illinois coal
Breckenridge, Lester Paige; Diserens, Paul

Thumbnail for Coal washing in Illinois
Coal washing in Illinois
Lincoln, Francis Church