1901
U.S. Geological Survey
1:250k
1886
TISSANDIER, Albert.
1889
Rand McNally and Company
1:1m
1903
Rand McNally and Company
1:1m
1861
Gunnison, J.W.
1:760k
1893
Wood Brothers
1:3m
1935
White, Ruth Taylor
1924
[Tucson] : Arizona Bureau of mines
1889
Cram, George
1:1m
1934
Leahy, J.F.