University of Illinois Urbana-Champaign

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Showing 6001–6030 of 8,458 items
Thumbnail for Illinois clays and shales as mortar mix,
Illinois clays and shales as mortar mix,
Hursh, Ralph Kent; Lamar, John Everts; Grim, Ralph E.

Thumbnail for Illinois Technograph v. 035 (1922-1923)
Illinois Technograph v. 035 (1922-1923)
Submitter: Timothy Donohue