University of Illinois Urbana-Champaign

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Showing 661–690 of 1,790 items
Thumbnail for Geology and geography of the Galena and Elizabeth Quadrangles.
Geology and geography of the Galena and Elizabeth Quadrangles.
Trowbridge, Arthur C.; Shaw, Eugene Wesley; Schockel, Bernard Henry

Thumbnail for GPA Newsletter
GPA Newsletter
Submitter: Sarah Shreeves

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 The mineral content of Illinois waters
The mineral content of Illinois waters
Bartow, Edward; Udden, Johan August; Parr, Samuel Wilson; Palmer, George Thomas