University of Illinois Urbana-Champaign

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Showing 511–540 of 2,098 items
Thumbnail for Pelletizing Illinois fluorspar
Pelletizing Illinois fluorspar
Jackman, Harold Wesley; Helfinstine, Roy John; Thomas, Josephus, Jr.

Thumbnail for Vascular Flora of Iroquois County Conservation Areas, Iroquois County, Illinois
Vascular Flora of Iroquois County Conservation Areas, Iroquois County, Illinois
Phillippe, Loy R.; Feist, Mary Ann; Larimore, Richard L.; Busemeyer, Daniel T.; Marcum, Paul B.; Carroll, Connie J.; Hunter, Katherine J.; Ebinger, John E.

Thumbnail for Geology for planning in De Witt County, Illinois
Geology for planning in De Witt County, Illinois
Hunt, Cathy S.; Kempton, John P.

Thumbnail for Upper Rock River area assessment
Upper Rock River area assessment
Illinois Department of Natural Resources, Office of Scientific Research; Illinois Department of Natural Resources, Illinois State Water Survey

Thumbnail for Vanadium efflorescence and its control by the use of fluorspar
Vanadium efflorescence and its control by the use of fluorspar
Deadmore, Daniel L.; Allen, A.W.; Machin, J.S.