University of Illinois Urbana-Champaign

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Showing 1501–1530 of 3,746 items
Thumbnail for Geology of the fluorspar deposits of Illinois
Geology of the fluorspar deposits of Illinois
Weller, James Marvin; Grogan, Robert Mann; Tippie, Frank Emerson, joint author

Thumbnail for Geology and mineral resources of the Marseilles, Ottawa, and Streator quadrangles,
Geology and mineral resources of the Marseilles, Ottawa, and Streator quadrangles,
Willman, Harold Bowen; Payne, James Norman; Voskuil, Walter Henry

Thumbnail for Off-line. 17-18:1,3
Off-line. 17-18:1,3
Submitter: Howard Ding

Thumbnail for Petroleum industry in Illinois in 1957
Petroleum industry in Illinois in 1957
Bell, Alfred Hannam; Kline, Virginia Harriet; Sherman, Carl W.

Thumbnail for The Current Status of Napaea dioica L. in Illinois
The Current Status of Napaea dioica L. in Illinois
Robertson, Kenneth, R.; Phillippe, Loy R.

Thumbnail for Illinois Technograph v. 069 (1953-1954)
Illinois Technograph v. 069 (1953-1954)
Submitter: Timothy Donohue