University of Illinois Urbana-Champaign

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Showing 3631–3660 of 6,401 items
Thumbnail for Abundance of trace and minor elements in organic and mineral fractions of coal
Abundance of trace and minor elements in organic and mineral fractions of coal
Kuhn, John K.; Fiene, F.L.; Cahill, R.A.; Gluskoter, H.J.; Shimp, N.F.

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 Illinois Technograph v. 075 (1959-1960)
Illinois Technograph v. 075 (1959-1960)
Submitter: Timothy Donohue

Thumbnail for INHS Reports, June 1991
INHS Reports, June 1991
Illinois Natural History Survey