Oversize folder 01
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Mankato, Minnesota Quadrangles. Maps, 1951
The Mankato, Minnesota Quadrangles collection contains two duplicate maps of the Mankato West Quadrangle and two duplicate maps of the Mankato East Quadrangle. Both the east and west quadrangles are on a scale of 1:62500. The United States Department of the Interior Geological Survey developed the maps from aerial photographs taken during 1949.