Outline of the geologic history of Michigan /

Bibliographic Details
Main Author:	Martin, Helen M. (Helen Mandeville), 1889-1973
Format:	Book
Language:	English
Published:	[Lansing] : [Michigan Dept. of Conservation, Geological Survey Division], [1952]
Subjects:	Geology > Michigan.

Description
Physical Description:	12 pages, 1 unnumbered page .
Bibliography:	"Suggested reading": leaf [13]