1901
U.S. Geological Survey
1:250k
1881
Hayden, F.V.
1:253k
1881
Hayden, F.V.
1:253k
1901
Murray-Aaron, Eugene, 1852-1941.
1:1m
1886
TISSANDIER, Albert.
1881
Hayden, F.V.
1:760k
1871
Colton. G.W. & C.B.
1:634k
1893
RALPH, Julian.
1861
Gunnison, J.W.
1:760k
1935
White, Ruth Taylor