University of Illinois Urbana-Champaign

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Showing 481–510 of 972 items
Thumbnail for Groundwater geology of the East St. Louis area, Illinois,
Groundwater geology of the East St. Louis area, Illinois,
Bergstrom, Robert Edward; Walker, Theodore R.

Thumbnail for Illinois clays and shales as mortar mix,
Illinois clays and shales as mortar mix,
Hursh, Ralph Kent; Lamar, John Everts; Grim, Ralph E.

Thumbnail for Guide to the geology of the Ferne Clyffe area : Johnson, Pope, Saline and Union Counties
Guide to the geology of the Ferne Clyffe area : Johnson, Pope, Saline and Union Counties
Devera, Joseph A.; Reinertsen, David L.; Whitaker, Stephen T.