Pekin geological science field trip
By: David L. Reinertsen, Robert S. Nelson, Myrna M. Killey
Contributors: Nelson, Robert S.; Killey, Myrna M.; Illinois State Geological Survey
Series: Field trip / Illinois Department of Energy and Natural Resources, State Geological Survey Division -- Sect. 1985 C; Fieldtrip guide leaflet (Illinois State Geological Survey) -- 1985C.
Publisher: Department of Energy and Natural Resources, State Geological Survey Division
Published: 1985
Place of publication: Champaign, IL
Language: eng
Subjects: Structural Geology; Stratigraphic Geology; Geology
Notes: Title from cover.

"October 12, 1985."