1899
1:80k
1907
US Geological Survey
1:250k
1972
Alpha, Tau Rho
1785
Cook, James, 1728-1779
1:4m
1827
Vandermaelen, Philippe, 1795-1869
1:2m
1826
Sarychev
1:2m
1898
A. Hoen & Co.
1898
1:1m
1909
United States. Alaska Road Commission
1:1m
1969
Alpha, Tau Rho