University of Illinois Urbana-Champaign

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Showing 1411–1440 of 2,098 items
Thumbnail for Computer-calculated Lambert conformal conic projection tables for Illinois (7.5-minute intersections)
Computer-calculated Lambert conformal conic projection tables for Illinois (7.5-minute intersections)
DuMontelle, Paul B.; Heigold, Paul C.; Heidari, Manoutchehr; Swann, David H.

Thumbnail for Sulfur reduction of Illinois coals--washability studies
Sulfur reduction of Illinois coals--washability studies
Helfinstine, Roy John; Shimp, N.F.; Simon, J.A.; Hopkins, M.E.

Thumbnail for Kankakee River area assessment
Kankakee River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for Commencement program. 1952-56
Commencement program. 1952-56
University of Illinois at Urbana-Champaign

Thumbnail for Some unusual natural areas in Illinois
Some unusual natural areas in Illinois
Evers, Robert August; Page, Lawrence M.

Thumbnail for Karst Springs in the Sinkhole Plain of Illinois: Their Community Diversity and
            Hydrogeology
Karst Springs in the Sinkhole Plain of Illinois: Their Community Diversity and Hydrogeology
Reed, P.C.; Wetzel, Mark J.; Webb, Donald W.; Young, T.C.; Phillippe, Loy R.

Thumbnail for Petroleum industry in Illinois in 1955.
Petroleum industry in Illinois in 1955.
Bell, Alfred Hannam; Kline, Virginia Harriet; Witherspoon Jr., Paul Adams; Pierre, Donald A.