University of Illinois Urbana-Champaign

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Showing 7441–7470 of 9,121 items
Thumbnail for Engineering and legal aspects of land drainage in Illinois.
Engineering and legal aspects of land drainage in Illinois.
Pickels, George Wellington; Leonard, Frank Bonner

Thumbnail for Petrographic and coking characteristics of coal : laboratory study of Illinois coal seams nos. 5 and 6
Petrographic and coking characteristics of coal : laboratory study of Illinois coal seams nos. 5 and 6
Marshall, Charles Edward; Harrison, John A.; Simon, Jack A.; Parker, Margaret A.