
1903
Julius Bien & Co.
1:160k

1904
Alaskan Boundary Tribunal
1:160k

1903
1:160k

1904
Alaskan Boundary Tribunal
1:160k

1923
International Boundary Commission
1:250k

1903
Julius Bien & Co.
1:160k

1923
International Boundary Commission
1:250k

1882
1:507k

1898
Department of the Interior (Canada)
1:380k

1902
US Geological Survey
1:63k