University of Illinois Urbana-Champaign

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Showing 301–330 of 717 items
Thumbnail for ILLIMAP-a computer-based mapping system for Illinois
ILLIMAP-a computer-based mapping system for Illinois
Swann, D.H.; DuMontelle, P.B.; Mast, R.F.; Van Dyke, L.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

Thumbnail for Annual register. 1910-1911
Annual register. 1910-1911
University of Illinois at Urbana-Champaign

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 Undiscovered oil reserves in Illinois
Undiscovered oil reserves in Illinois
Leighton, Morris M.; Folk, Stewart Huntley