University of Illinois Urbana-Champaign

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Showing 3211–3240 of 4,161 items
Thumbnail for Biologically Significant Illinois Streams: An Evaluation of the Streams of Illinois Based on Aquatic Biodiversity
Biologically Significant Illinois Streams: An Evaluation of the Streams of Illinois Based on Aquatic Biodiversity
Page, Lawrence M.; Cummings, Kevin S.; Mayer, Christine A.; Post, Susan L.; Retzer, Michael E.

Thumbnail for Considerations in water use planning for the Fox River
Considerations in water use planning for the Fox River
Butts, Thomas A.; Larson, Robert S.; Singh, Krishan P.

Thumbnail for Petroleum industry in Illinois, 1958
Petroleum industry in Illinois, 1958
Bell, Alfred Hannam; Mast, Richard F.; Oros, Margaret O.; Sherman, Carl W.; Van Den Berg, Jacob