University of Illinois Urbana-Champaign

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Showing 931–960 of 1,075 items
Thumbnail for British Government in British Columbia
British Government in British Columbia
Hardenbergh, William Spencer

Thumbnail for Kinkaid area assessment
Kinkaid area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis

Thumbnail for Bibliography and index of Illinois geology through 1965
Bibliography and index of Illinois geology through 1965
William, H.B.; Simon, Jack A.; Lynch, Betty M.; Langenheim, Virginia A.

Thumbnail for Illinois Technograph v. 070 (1954-1955)
Illinois Technograph v. 070 (1954-1955)
Submitter: Timothy Donohue

Thumbnail for Big Muddy River area assessment
Big Muddy River area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division