Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

Preliminary geological map of Minnesota

Creator:
Winchell, Newton H., 1839-1914
Description:
Geologic map of Minnesota, scale 1 inch = 20 miles.
Publisher:
Minnesota Geological Survey
Collection:
Minnesota Geological Survey
Place:
Minnesota, United States
Subjects:
Environment and Geoscientific Information
Type:
Image
Year:
1872
Contributed by:
Minnesota
More details at