University of Illinois Urbana-Champaign

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Showing 9241–9270 of 20,091 items
Thumbnail for Visual estimates of grain size distribution in some Chester sandstones
Visual estimates of grain size distribution in some Chester sandstones
Swann, David Henry; Fisher, Robert W.; Walters, Mathias J.

Thumbnail for The proximity of underground mines to urban and developed lands in Illinois
The proximity of underground mines to urban and developed lands in Illinois
Korose, Christopher P.; Louchios, Andrew G.; Elrick, Scott D.

Thumbnail for Collaborative Information Retrieval
Collaborative Information Retrieval
Twidale, Michael B.; Nichols, David M.