University of Illinois Urbana-Champaign

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Showing 6451–6480 of 6,537 items
Thumbnail for The Influences of Land Uses and Stream Modifications on Water Quality in the Streams of the Court Creek Watershed
The Influences of Land Uses and Stream Modifications on Water Quality in the Streams of the Court Creek Watershed
Roseboom, Donald P.; Evans, Ralph L.; Erickson, John; Brooks, Lyle G.; Shackleford, Dana B.

Thumbnail for Supplement I to Bulletin 21
Supplement I to Bulletin 21
Buswell, Arthur M.; Greenfield, Robert Edman; Gallaher, William Uren; McRoberts, Lewis Henry; Edwards, Gail Phillips

Thumbnail for Petroleum industry in Illinois, 1966
Petroleum industry in Illinois, 1966
Van Den Berg, Jacob; Lawry, T.F.; Mast, Richard F.