University of Illinois Urbana-Champaign

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Showing 571–600 of 3,532 items
Thumbnail for Illinois mineral industry in 1945
Illinois mineral industry in 1945
Voskuil, Walter Henry; Stevens, Douglas F.; Hamrick, Nina T.

Thumbnail for The Petrology of Underclays
The Petrology of Underclays
Schultz, Leonard Gene

Thumbnail for Solvent extract and the plastic properties of coal
Solvent extract and the plastic properties of coal
Pierron, Emile Desire; Rees, Orin Wainwright

Thumbnail for Abundance and recovery of sphalerite and fine coal from mine waste in Illinois
Abundance and recovery of sphalerite and fine coal from mine waste in Illinois
Cobb, James C.; Masters, John M.; Treworgy, Colin G.; Helfinstine, Roy John

Thumbnail for Lower Rock River area assessment
Lower Rock River area assessment
Submitter: Steven Mccauley

Thumbnail for Directory of Illinois mineral producers, and maps of extraction sites
Directory of Illinois mineral producers, and maps of extraction sites
Miao, Xiaodong; Lasemi, Zakaria; Mikulic, Donald G.; Falter, Michael

Thumbnail for Preliminary evaluation of final cut lakes
Preliminary evaluation of final cut lakes
Gibb, James P.; Evans, Ralph L.