University of Illinois Urbana-Champaign

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Showing 7771–7800 of 84,063 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 Oil and gas development in Illinois during 1953
Oil and gas development in Illinois during 1953
Bell, Alfred Hannam; Kline, Virginia

Thumbnail for MTAC Highlights, June 2004
MTAC Highlights, June 2004
Midwest Technology Assistance Center for Small Public Water Systems (MTAC)

Thumbnail for A synopsis of common and economic Illinois ants, with keys to the genera (Hymenoptera, formididae)
A synopsis of common and economic Illinois ants, with keys to the genera (Hymenoptera, formididae)
Ross, Herbert Holdsworth; Rotramel, George L.; LaBerge, Wallace E.

Thumbnail for Oil fields in Illinois
Oil fields in Illinois
Morse, David G.