University of Illinois Urbana-Champaign

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Showing 781–800 of 800 items
Thumbnail for Petroleum industry in Illinois, 1984. Oil and gas developments
Petroleum industry in Illinois, 1984. Oil and gas developments
Van Den Berg, Jacob; Treworgy, Janis D.; Elyn, Jaclyn Rendall

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

Thumbnail for Illinois River Bluffs Area Assessment
Illinois River Bluffs Area Assessment
Illinois Department of Natural Resources

Thumbnail for It says here / 1953-59
It says here / 1953-59
Submitter: Howard Ding

Thumbnail for Farm radio news. 1948
Farm radio news. 1948
Submitter: Howard Ding