University of Illinois Urbana-Champaign

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Showing 2191–2220 of 2,934 items
Thumbnail for Ground-water development in three areas of Central Illinois
Ground-water development in three areas of Central Illinois
Walker, William Henry; Walton, William Clarence

Thumbnail for Potential water resources of Southern Illinois
Potential water resources of Southern Illinois
Roberts, Wyndham J.; Hanson, Ross; Huff, Floyd A.; Changnon Jr., Stanley A.; Larson, Thurston E.

Thumbnail for Proceedings: third Sanitary Engineering Conference: disinfection and chemical oxidation in water and waste treatment
Proceedings: third Sanitary Engineering Conference: disinfection and chemical oxidation in water and waste treatment
Illinois State Department of Public Health Division of Sanitary Engineering and the University of Illinois Department of Civil Engineering

Thumbnail for Farm radio news. 1958: Jy-D
Farm radio news. 1958: Jy-D
Submitter: Howard Ding