University of Illinois Urbana-Champaign

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Showing 1921–1950 of 2,859 items
Thumbnail for The Petrology of Underclays
The Petrology of Underclays
Schultz, Leonard Gene

Thumbnail for An Initial Evaluation of the Impact of Pesticides on Groundwater in Illinois: Report to the Illinois Legislature
An Initial Evaluation of the Impact of Pesticides on Groundwater in Illinois: Report to the Illinois Legislature
McKenna, Dennis P.; Bicki, Thomas J.; Dey, William S.; Keefer, Donald A.; Mehnert, Edward; Panno, Samuel V.; Ray, Chittaranjan; Wilson, Steven D.; Schock, Susan C.