University of Illinois Urbana-Champaign

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Showing 1–24 of 24 items
Thumbnail for Field conference on Niagaran reefs in the Chicago region
Field conference on Niagaran reefs in the Chicago region
Willman, Harold Bowen; Lowenstam, H.A.; Workman, L.E.

Thumbnail for Stereophotographic Measurement of Joint and Bedding Orientation at Thornton Quarry, Illinois
Stereophotographic Measurement of Joint and Bedding Orientation at Thornton Quarry, Illinois
Stohr, Christopher J.; Petras, Justine; Mikulic, Donald G.; Thomason, Jason

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