1934
Mora, Jo (1876-1947)
1854
U.S. Lake Survey
1:200k
1881
1866
Unknown
1900
U.S. Coast Survey
1877
Hanson, John
1:380k
1910
Clason
1858
U.S. General Land Office
1:1m
1876
1:634k
1888
Northern Pacific Railroad Company