Pleistocene deposits below the Wisconsin drift in northeastern Illinois.

Bibliographic Details
Main Author:	Horberg, Leland, 1910-1955
Format:	Book
Language:	English
Published:	Urbana, [publisher not identified] ; 1953.
Series:	Report of investigations (Illinois State Geological Survey) ; no. 165.
Subjects:	Geology, Stratigraphic > Pleistocene. Geology > Illinois.

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