University of Illinois Urbana-Champaign

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Showing 1951–1980 of 4,392 items
Thumbnail for Determination of Free Bromine in Water (U): Final Report
Determination of Free Bromine in Water (U): Final Report
Larson, Thurston E.; Sollo, Frank W., Jr.

Thumbnail for Illinois mineral industry in 1944
Illinois mineral industry in 1944
Voskuil, Walter Henry; Stevens, Douglas F.

Thumbnail for Concrete mixers
Concrete mixers
Turley, Robert Edgar

Thumbnail for Limestone resources of Illinois
Limestone resources of Illinois
Krey, Frank; Lamar, J.E.