University of Illinois Urbana-Champaign

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Showing 4021–4050 of 4,201 items
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

Thumbnail for Calumet area assessment
Calumet area assessment
Submitter: Steven Mccauley