University of Illinois Urbana-Champaign

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Showing 1891–1920 of 5,841 items
Thumbnail for Portland-cement resources of Illinois
Portland-cement resources of Illinois
Bleininger, Albert; Lines, Edwin Fuller; Layman, F.E.

Thumbnail for An Improved Polarity Coincidence Detector
An Improved Polarity Coincidence Detector
Carr, W.E.; Raether, M.; Trogdon, R.

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"Peaty swamp lands : sand and ""alkali"" soils"
Hopkins, Cyril G.; Fisher, Ora Stanley; Readhimer, Jerome Edward

Thumbnail for Saving Oklahoma Treasures 2013
Saving Oklahoma Treasures 2013
Oklahoma Cultural Heritage Trust, Oklahoma Department of Libraries