University of Illinois Urbana-Champaign

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Showing 151–180 of 9,118 items
Thumbnail for Lower Sangamon River area assessment
Lower Sangamon River area assessment
Submitter: Steven Mccauley

Thumbnail for Oil and gas industry in Illinois, January 1, 1955
Oil and gas industry in Illinois, January 1, 1955
Bell, Alfred Hannam; Kline, Virginia; Meents, Wayne Franklin

Thumbnail for The Petrology of Underclays
The Petrology of Underclays
Schultz, Leonard Gene

Thumbnail for Coal industry in Illinois
Coal industry in Illinois
Louchios, Andrew G.; Elrick, Scott D.; Korose, Christopher P.; Wise, Polly