Cretaceous deposits and the Illinoian glacial boundary in western Illinois /

Bibliographic Details
Main Author:	Frye, John C., (John Chapman), 1912-1982
Format:	Book
Language:	English
Published:	Urbana, [publisher not identified] ; 1964.
Series:	Circular (Illinois State Geological Survey) ; 364.
Subjects:	Geology, Stratigraphic > Cretaceous. Geology > Illinois. Glacial epoch > Illinois.

Description
Physical Description:	28 pages : illustrations, maps.
Bibliography:	Bibliography: pages 19-[20].