University of Illinois Urbana-Champaign

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Showing 3121–3150 of 3,292 items
Thumbnail for Big Rivers area assessment
Big Rivers area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division

Thumbnail for Lake Michigan bibliography Volume 2
Lake Michigan bibliography Volume 2
Holm, Nancy Peterson; Morgan, Beth McArdle

Thumbnail for Year-book for 1907.
Year-book for 1907.
Illinois State Geological Survey

Thumbnail for Subsidence resulting from mining
Subsidence resulting from mining
Young, Lewis Emanuel; Stoek, Harry Harkness