Illinoian and Wisconsinan stratigraphy and environments in northern Illinois: the Altonian revised.  by Richard C. Berg [and others]
Contributors: Berg, R.C.
Publisher: Illinois State Geological Survey
Place of publication: Champaign
Language: eng
Number of pages: 177
Subjects: Geology, Stratigraphic - Pleistocene - Illinois; Geology - Guidebooks - Illinois
Notes: 11