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