University of Illinois Urbana-Champaign

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Showing 331–360 of 373 items
Thumbnail for Illinois farm flash / 1944
Illinois farm flash / 1944
United States. Deptartment of Agriculture

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

Thumbnail for Big Muddy River area assessment
Big Muddy River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division

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