University of Illinois Urbana-Champaign

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Showing 7711–7740 of 8,743 items
Thumbnail for Technograph. 29 (1914 - 1915)
Technograph. 29 (1914 - 1915)
Submitter: William Ingram

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

Thumbnail for Petroleum industry in Illinois, 1958
Petroleum industry in Illinois, 1958
Bell, Alfred Hannam; Mast, Richard F.; Oros, Margaret O.; Sherman, Carl W.; Van Den Berg, Jacob