University of Illinois Urbana-Champaign

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Showing 871–900 of 2,225 items
Thumbnail for Washability tests of Illinois coals
Washability tests of Illinois coals
Callen, Alfred Copeland; Mitchell, David Ray

Thumbnail for Faculty letter / no. 89-150
Faculty letter / no. 89-150
University of Illinois. Office of the President

Thumbnail for Investigations of chemical reactions involved in water purification, 1920-1925
Investigations of chemical reactions involved in water purification, 1920-1925
Buswell, Arthur M.; Greenfield, Robert Edman; Gallaher, William Uren; McRoberts, Lewis Henry; Edwards, Gail Phillips

Thumbnail for Illinois mineral industry in 1944
Illinois mineral industry in 1944
Voskuil, Walter Henry; Stevens, Douglas F.

Thumbnail for Illinois mineral industry in 1943
Illinois mineral industry in 1943
Voskuil, Walter Henry; Stevens, Douglas F.

Thumbnail for IFSI Newsletter- Spring 2012
IFSI Newsletter- Spring 2012
Illinois Fire Service Institute

Thumbnail for Oil and gas development in Illinois in 1939
Oil and gas development in Illinois in 1939
Bell, Alfred Hannam; Cohee, George Vincent