Geology of the Freeport quadrangle, Illinois /

Bibliographic Details
Main Author:	Doyle, F. L. (Frank Larry), 1926-
Format:	Book
Language:	English
Published:	Urbana, [publisher not identified] ; 1965.
Series:	Circular (Illinois State Geological Survey) ; 395.
Subjects:	Geology > Illinois > Stephenson County.

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