University of Illinois Urbana-Champaign

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Showing 8071–8100 of 10,058 items
Thumbnail for Thorn Creek area assessment
Thorn Creek area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division

Thumbnail for Vermilion River (Illinois River Basin) area assessment
Vermilion River (Illinois River Basin) area assessment
Illinois Deptartment of Natural Resources

Thumbnail for Use of Illinois coal for production of metallurgical coke,
Use of Illinois coal for production of metallurgical coke,
Reed, Frank Hynes; Jackman, Harold Wesley; Rees, O.W.; Yohe, G.R.; Henline, P.W.

Thumbnail for Catalog of Devonian and deeper tests in southern Illinois
Catalog of Devonian and deeper tests in southern Illinois
Stevenson, D.L.; Keys, John N.; Cluff, Robert M.