University of Illinois Urbana-Champaign

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Showing 2911–2940 of 82,866 items
Thumbnail for ISGS Geonews
ISGS Geonews
Illinois State Geological Survey

Thumbnail for Studies on the ultrafine structure of some Illinois coals
Studies on the ultrafine structure of some Illinois coals
Machin, James Stewart; Staplin, Frances; Deadmore, Daniel L.

Thumbnail for The silting of Lake Springfield: Springfield, Illinois
The silting of Lake Springfield: Springfield, Illinois
Stall, John Byron; Smith, H.M.; Gottschalk, L.C.

Thumbnail for ISGS Geonews
ISGS Geonews
Illinois State Geological Survey

Thumbnail for Deltaic sedimentation in glacial Lake Douglas
Deltaic sedimentation in glacial Lake Douglas
Fraser, Gordon S.; Steinmetz, John C.

Thumbnail for ISGS Geonews
ISGS Geonews
Illinois State Geological Survey

Thumbnail for A Guide to the geology of the Cairo area
A Guide to the geology of the Cairo area
Reinertsen, David L.; Masters, John M.; Reed, Philip C.

Thumbnail for Public groundwater supplies in McHenry county
Public groundwater supplies in McHenry county
Woller, Dorothy M.; Sanderson, Ellis W.