University of Illinois Urbana-Champaign

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Showing 451–480 of 5,020 items
Thumbnail for The mica in argillaceous sediments
The mica in argillaceous sediments
Grim, Ralph E.; Bray, Roger Hammond; Bradley, William Frank

Thumbnail for Special to farm advisers / 1951
Special to farm advisers / 1951
Submitter: Howard Ding

Thumbnail for Additional Content
Additional Content
Submitter: Howard Ding

Thumbnail for Directory of Illinois mineral producers, and maps of extraction sites 1997
Directory of Illinois mineral producers, and maps of extraction sites 1997
Masters, John M.; Ipe, Viju C.; Smith, Lisa R.; Falter, Michael

Thumbnail for Results of the 2004-2005 Illinois Trapper Survey
Results of the 2004-2005 Illinois Trapper Survey
Hubert, Patrick D.; Anderson, William L.; Campbell, Linda K.