- Creator:
- Leverett, Frank,1859-1943.
- Contributor:
- Sardeson, Frederick W.(Frederick William),1866-1958.; Minnesota Geological Survey.; Geological Survey (U.S.)
- Created:
- 1914 - 1916
- Contributed By:
- University of Minnesota Libraries, John R. Borchert Map Library.
- Page Count:
- 2
- Last Updated:
- 2021-03-24