University of Illinois Urbana-Champaign

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Showing 271–300 of 6,500 items
Thumbnail for Some economic problems of the Illinois River Valley
Some economic problems of the Illinois River Valley
Bogart, Ernest L.; Asburn, T.Q.; Hight, Eugene S.; Stewart, Charles L.; Harman, Jacob A.; Buswell, Arthur M.; Boruff, C.S.; Greeley, Samuel L.; Bradford, Ralph F.; Thompson, David H.

Thumbnail for GeoSciences / 1989-93
GeoSciences / 1989-93
Submitter: Howard Ding

Thumbnail for Summary of stratigraphy shown in geologic cross-section of Illinois Basin.
Summary of stratigraphy shown in geologic cross-section of Illinois Basin.
Workman, Lewis Edwin; Swann, D.H.; Atherton, Elwood

Thumbnail for A guide to the geology of the Danvers-Normal area
A guide to the geology of the Danvers-Normal area
Reinertsen, David L.; Nelson, Robert S.

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 Management and costs of field-shelling and artificial drying of corn in Illinois
Management and costs of field-shelling and artificial drying of corn in Illinois
Davis, Velmar Walk; Wills, John Elliot; Van Arsdall, Roy Neuman