University of Illinois Urbana-Champaign

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Showing 481–510 of 3,181 items
Thumbnail for The geology of zinc in coals of the Illinois Basin
The geology of zinc in coals of the Illinois Basin
Cobb, J.C.; Steele, J.D.; Treworgy, C.G.; Ashby, Jim F.; Russell, S.J.

Thumbnail for Annual Report ITARP 2006
Annual Report ITARP 2006
Illinois Transportation Archaeological Research Program

Thumbnail for Additional Content
Additional Content
Submitter: Howard Ding