The Central Great Lakes Mapping Coalition.

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Format:	Government Document Book
Language:	English
Published:	[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2001]
Edition:	Rev. March 2001.
Series:	Fact sheet (Geological Survey (U.S.)) ; FS-99-153.
Subjects:	Central Great Lakes Geologic Mapping Coalition. Geological mapping > Great Lakes Region (North America) Geological mapping > Middle West.
Online Access:	https://purl.fdlp.gov/GPO/LPS48253

Available Online