University of Illinois Urbana-Champaign

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Showing 4021–4050 of 6,247 items
Thumbnail for Petroleum industry in Illinois, 1967
Petroleum industry in Illinois, 1967
Van Den Berg, Jacob; Lawry, T.F.; Mast, Richard F.

Thumbnail for Paving brick and paving brick clays of Illinois.
Paving brick and paving brick clays of Illinois.
Rolfe, Charles Wesley; Purdy, Ross C.; Talbot, Arthur Newell; Baker, Ira Osborn

Thumbnail for NRES news. 1997-2001
NRES news. 1997-2001
University of Illinois at Urbana-Champaign. Department of Natural Resources and Environmental Sciences

Thumbnail for Coal washing in Illinois
Coal washing in Illinois
Lincoln, Francis Church

Thumbnail for Conservation of the Illinois flora: A climate change vulnerability assessment of 73 plant species
Conservation of the Illinois flora: A climate change vulnerability assessment of 73 plant species
Baty, Jill H.; Zaya, David N.; Spyreas, Greg R.; Molano-Flores, Brenda; Benson, Thomas J.