University of Illinois Urbana-Champaign

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Showing 2071–2100 of 7,330 items
Thumbnail for Availability of coal resources in Illinois : Mt. Carmel Quadrangle, southeastern Illinois
Availability of coal resources in Illinois : Mt. Carmel Quadrangle, southeastern Illinois
Jacobson, Russell J.; Treworgy, Colin G.; Chenoweth, Cheri A.; Bargh, Margaret H.

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