University of Illinois Urbana-Champaign

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Showing 4681–4710 of 4,830 items
Thumbnail for Year-book for 1907.
Year-book for 1907.
Illinois State Geological Survey

Thumbnail for Environmental impacts of oil field brines in Southeastern Clay County, Illinois
Environmental impacts of oil field brines in Southeastern Clay County, Illinois
Hensel, Bruce R.; McKenna, Dennis P.; Adams, J. Rodger