University of Illinois Urbana-Champaign

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Showing 2641–2670 of 14,727 items
Thumbnail for Visual estimates of grain size distribution in some Chester sandstones
Visual estimates of grain size distribution in some Chester sandstones
Swann, David Henry; Fisher, Robert W.; Walters, Mathias J.

Thumbnail for Water Quality Assessment of Horseshoe Lake
Water Quality Assessment of Horseshoe Lake
Hill, Thomas E.; Evans, Ralph L.; Bell, J. Scott

Thumbnail for The Media anticline, Henderson County, Illinois
The Media anticline, Henderson County, Illinois
Bell, Alfred Hannam; Workman, Lewis Edwin