University of Illinois Urbana-Champaign

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Showing 6421–6450 of 6,492 items
Thumbnail for The mineral content of Illinois waters
The mineral content of Illinois waters
Bartow, Edward; Parr, Samuel Wilson; Palmer, George Thomas; Udden, Johan August

Thumbnail for Year-book for 1907.
Year-book for 1907.
Illinois State Geological Survey

Thumbnail for Beef research report / 1993-97
Beef research report / 1993-97
Submitter: Howard Ding