University of Illinois Urbana-Champaign

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Showing 961–990 of 1,157 items
Thumbnail for Calumet area assessment
Calumet area assessment
Submitter: Steven Mccauley

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

Thumbnail for Technograph. 52-54 (1937 - 1940)
Technograph. 52-54 (1937 - 1940)
Submitter: William Ingram

Thumbnail for Lower Des Plaines River area assessment
Lower Des Plaines River area assessment
Submitter: Steven Mccauley