University of Illinois Urbana-Champaign

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Showing 1111–1140 of 3,756 items
Thumbnail for The mineral content of Illinois waters
The mineral content of Illinois waters
Bartow, Edward; Udden, Johan August; Parr, Samuel Wilson; Palmer, George Thomas

Thumbnail for Prairie Research Institute 2011 Report
Prairie Research Institute 2011 Report
Prairie Research Institute

Thumbnail for Oil and gas development in Illinois during 1953
Oil and gas development in Illinois during 1953
Bell, Alfred Hannam; Kline, Virginia

Thumbnail for Ste. Genevieve fault zone, Missouri and Illinois
Ste. Genevieve fault zone, Missouri and Illinois
Nelson, W. John; Lumm, Donald K.; Schwalb, Howard R.