University of Illinois Urbana-Champaign

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Showing 4681–4710 of 5,135 items
Thumbnail for The Elements of Play
The Elements of Play
Neumann, Eva Anneliese

Thumbnail for Pleistocene stratigraphy of Illinois
Pleistocene stratigraphy of Illinois
Willman, Harold Bowen; Frye, John Chapman

Thumbnail for Sulfur varieties in Illinois coals : float-sink tests
Sulfur varieties in Illinois coals : float-sink tests
Helfinstine, Roy John; Shimp, N.F.; Simon, J.A.

Thumbnail for ORER letter. 1-6
ORER letter. 1-6
Submitter: Howard Ding

Thumbnail for Petroleum industry in Illinois, 1967
Petroleum industry in Illinois, 1967
Van Den Berg, Jacob; Lawry, T.F.; Mast, Richard F.