University of Illinois Urbana-Champaign

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Showing 1681–1710 of 9,102 items
Thumbnail for Petrology of the Paleozoic shales of Illinois
Petrology of the Paleozoic shales of Illinois
Grim, Ralph E.; Bradley, William Frank; White, W. Arthur

Thumbnail for Agricultural limestone used in Illinois in 1942 : preliminary report
Agricultural limestone used in Illinois in 1942 : preliminary report
Voskuil, Walter Henry; Stevens, Douglas Franklin

Thumbnail for Synthetic cryolite
Synthetic cryolite
Finger, G.C.; Reed, Frank H.

Thumbnail for Clay products industry in Illinois in 1935- preliminary report
Clay products industry in Illinois in 1935- preliminary report
Newton, William Albert; Voskuil, Walter Henry

Thumbnail for Geology of the fluorspar deposits of Illinois
Geology of the fluorspar deposits of Illinois
Weller, James Marvin; Grogan, Robert Mann; Tippie, Frank Emerson, joint author