University of Illinois Urbana-Champaign

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Showing 451–480 of 1,880 items
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Additional Content
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

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Additional Content
Submitter: Howard Ding

Thumbnail for Wetland wonders : instructional materials for the study of midwestern wetlands
Wetland wonders : instructional materials for the study of midwestern wetlands
Jeffords, Michael R.; Hodgins, Audrey S.; Havera, Stephen P.