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University of Illinois Urbana-Champaign

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Showing 31–60 of 2,770 items
Thumbnail for Petrology of the Paleozoic shales of Illinois
Petrology of the Paleozoic shales of Illinois
Grim, Ralph E.; Bradley, William Frank; White, W. Arthur

Thumbnail for A Site Inventory of the Emiquon Preserve, Fulton County, Illinois
A Site Inventory of the Emiquon Preserve, Fulton County, Illinois
Phillippe, Loy R.; Busemeyer, Daniel T.; Marcum, Paul B.; Ellis, James; Feist, Mary Ann; Larimore, Richard L.; Ebinger, John E.

Thumbnail for Classification of the Pennsylvanian rocks of Illinois as of 1956,
Classification of the Pennsylvanian rocks of Illinois as of 1956,
Wanless, Harold R. (Harold Rollin), 1899-1970.; Siever, Raymond

Thumbnail for Agro-ecology / 14
Agro-ecology / 14
Submitter: Howard Ding

Thumbnail for Directory of Illinois mineral producers 1992
Directory of Illinois mineral producers 1992
Samson, Irma; Masters, John M.

Thumbnail for Vegetation and Flora of the Sand Deposits of the Mississippi River Valley in Northwestern Illinois
Vegetation and Flora of the Sand Deposits of the Mississippi River Valley in Northwestern Illinois
Ebinger, John E.; Phillippe, Loy R.; Nyboer, Randy W.; McClain, William E.; Busemeyer, Daniel T.; Robertson, Kenneth, R.; Levin, Geoffrey A.

Thumbnail for Mineral production in Illinois in 1955
Mineral production in Illinois in 1955
Voskuil, Walter Henry; Busch, Willis L.

Thumbnail for A history of academies in Illinois
A history of academies in Illinois
Wooters, James Ellsworth

Thumbnail for Mineral industries of Illinois
Mineral industries of Illinois
Christensen, H.P.; Erb, E.

Thumbnail for Chemical evaluation of Illinois oil shales
Chemical evaluation of Illinois oil shales
Armon, William John; Rees, Orin Wainwright