- Creator:
- Geological Survey (U.S.)
- Contributor:
- Matthes, Franc?ois, 1874-1948; Evans, Richard T
- Created:
- 1927
- Contributed By:
- University of Minnesota Libraries, John R. Borchert Map Library.
- Page Count:
- 4
- Last Updated:
- 2021-10-05
- Creator:
- Geological Survey (U.S.)
- Contributor:
- Birdseye, C. H. (Claude Hale), 1878-1941; Marshall, R. B. (Robert Bradford), 1867-1949
- Created:
- 1912
- Contributed By:
- University of Minnesota Libraries, John R. Borchert Map Library.
- Last Updated:
- 2021-10-21
- Creator:
- Geological Survey (U.S.)
- Created:
- 1925
- Contributed By:
- University of Minnesota Libraries, John R. Borchert Map Library.
- Page Count:
- 2
- Last Updated:
- 2021-11-09
- Creator:
- Geological Survey (U.S.)
- Contributor:
- Burkland, A. O; Danforth, F. A; Gleissner, Max J
- Created:
- 1924
- Contributed By:
- University of Minnesota Libraries, John R. Borchert Map Library.
- Last Updated:
- 2021-10-21
- Creator:
- Geological Survey (U.S.)
- Created:
- 1917
- Contributed By:
- University of Minnesota Libraries, John R. Borchert Map Library.
- Last Updated:
- 2021-10-21
- Creator:
- Geological Survey (U.S.)
- Created:
- 1917
- Contributed By:
- University of Minnesota Libraries, John R. Borchert Map Library.
- Page Count:
- 2
- Last Updated:
- 2021-05-05
- Creator:
- Geological Survey (U.S.)
- Contributor:
- Marshall, R. B. (Robert Bradford), 1867-1949; Davis, E. P
- Created:
- 1912
- Contributed By:
- University of Minnesota Libraries, John R. Borchert Map Library.
- Last Updated:
- 2021-09-17
- Creator:
- Geological Survey (U.S.)
- Created:
- 1929
- Contributed By:
- University of Minnesota Libraries, John R. Borchert Map Library.
- Last Updated:
- 2021-10-05
- Creator:
- Geological Survey (U.S.)
- Created:
- 1920
- Contributed By:
- University of Minnesota Libraries, John R. Borchert Map Library.
- Last Updated:
- 2021-10-05
- Creator:
- Geological Survey (U.S.)
- Contributor:
- Gannett, Henry, 1846-1914; Douglas, E. M. (Edward Morehouse), 1855-1932; Chapman, R. H. (Robert Hollister), 1868-1920
- Created:
- 1897
- Contributed By:
- University of Minnesota Libraries, John R. Borchert Map Library.
- Last Updated:
- 2021-08-12