Minnesota River Surveys, 1909-1912 is a series of digitized maps of Minnesota rivers and lakes by the Minnesota State Drainage Commission in cooperation with the United States Geological Survey. These maps and profiles were prepared to accompany the Report of Water Resources Investigations of Minnesota, 1909-1912. Volume 1 is comprised of preliminary surveys. Please note when there are multiple sheets for a river, the first sheet depicts a map index key.
These maps are located at Minnesota State University, Mankato, Memorial Library and are usable under a Creative Commons-Attribution-Non-Commercial license.
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