University of Illinois Urbana-Champaign

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Showing 1861–1890 of 1,907 items
Thumbnail for Petroleum industry in Illinois, 1976. Part I. Oil and gas developments
Petroleum industry in Illinois, 1976. Part I. Oil and gas developments
Illinois State Geological Survey; Van Den Berg, Jacob; Lawry, Thomas F.

Thumbnail for iConference 2010 Proceedings
iConference 2010 Proceedings
Submitter: Heekyung Choi

Thumbnail for Illinois classical studies. 19 (1994)
Illinois classical studies. 19 (1994)
Submitter: William Ingram

Thumbnail for Big Rivers area assessment
Big Rivers area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division