University of Illinois Urbana-Champaign

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Showing 3361–3390 of 11,108 items
Thumbnail for Geology and mineral resources of the Marseilles, Ottawa, and Streator quadrangles,
Geology and mineral resources of the Marseilles, Ottawa, and Streator quadrangles,
Willman, Harold Bowen; Payne, James Norman; Voskuil, Walter Henry

Thumbnail for Short papers on geologic subjects.
Short papers on geologic subjects.
Foster, John Webster; Lamar, John Everts; Reynolds, R.R.; Willman, Harold Bowen; Templeton, J.S.; Shrode, Raymond S.; Raasch, Gilbert Oscar

Thumbnail for Manuscript Collections
Manuscript Collections
Brubaker, Robert L.

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