1934
Mora, Jo (1876-1947)
1879
C&GS
1:20k
1903
U. S. Geological Survey
1:63k
1856
U.S. Lake Survey
1:10k
1894
U. S. Geological Survey
1:63k
1877
Hanson, John
1:380k
1853
Bache, A. D.
1:600k
1910
Clason
1888
Northern Pacific Railroad Company
1:380k
1858
U.S. General Land Office
1:1m