1898
Davidson, George
1:4m
1903
Department of the Interior
1:750k
1904
Stanford, Edward
1:2m
1898
1:380k
1887
Department of the Interior (Canada)
1:1m
1827
Vandermaelen, Philippe, 1795-1869
1:2m
1900
Barnard, E.C.
1:250k
1887
Dawson
1:2m
1970
Geological Survey (U.S.)
1:2m
1894
Johnston, T.B.
1:6m