University of Illinois Urbana-Champaign

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Showing 31–60 of 539 items
Thumbnail for Annual newsletter / 194958
Annual newsletter / 194958
University of Illinois at Urbana-Champaign. Deptartment of Geology

Thumbnail for Sand and gravel resources of Mason County, Illinois
Sand and gravel resources of Mason County, Illinois
Labotka, Theodore C.; Hester, Norman C.

Thumbnail for News from the Field
News from the Field
Submitter: Howard Ding

Thumbnail for Heat drying coals at moderate temperatures before coking
Heat drying coals at moderate temperatures before coking
Jackman, Harold Wesley; Helfinstine, Roy John