University of Illinois Urbana-Champaign

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Showing 4531–4560 of 6,354 items
Thumbnail for Oil and gas development in Illinois in 1940
Oil and gas development in Illinois in 1940
Bell, Alfred Hannam; Cohee, George Vincent

Thumbnail for Chicago River/Lake Shore area assessment
Chicago River/Lake Shore area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

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Additional Content
Submitter: Howard Ding