Pleistocene stratigraphy of Illinois /

Bibliographic Details
Main Author:	Willman, H. B. (Harold Bowen), 1901-
Other Authors:	Frye, John C., (John Chapman), 1912-1982
Format:	Book
Language:	English
Published:	Urbana, Ill. : [State of Illinois Dept. of Registration and Education], 1970.
Series:	Bulletin (Illinois State Geological Survey) ; no. 94.
Subjects:	Geology, Stratigraphic > Pleistocene. Geology, Stratigraphic > Nomenclature > Illinois.