University of Illinois Urbana-Champaign

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Showing 3901–3930 of 4,072 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 Kishwaukee River area assessment
Kishwaukee River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for Farm news for weeklies. 1954
Farm news for weeklies. 1954
Submitter: Howard Ding