Behm Canal and Clarence Strait

1882

US Ex. Ex.

1:509k

Clarence Strait Revillagigedo Channel and Portland Canal

1893

C&GS

1:200k

Facsimile: Cordova Bay to Cross Sound. Part of British Admiralty Chart. No. 2431.

1884

British Admiralty

1:530k

Alaskan Boundary Sheet #5

1903

Julius Bien & Co.

1:160k

Clarence Strait : Revillagigedo Channel and Portland Canal

1894

1:200k

Sheet No. 5. (Behm Canal, Revillagigedo Island, Clarence Strait, Nichol's Passage, Revillagigedo Channel, Cleveland Peninsula).

1904

Alaskan Boundary Tribunal

1:160k

Alaskan Boundary Sheet #4

1903

Julius Bien & Co.

1:160k

Sheet No. 4. (Portland Canal, Behm Canal).

1904

Alaskan Boundary Tribunal

1:160k

Facsimile: Russian Chart.

1849

Alaskan Boundary Tribunal

1:880k

Facsimile: Russian Map of Southern Half of the Koloshenski Archipelago.

1853

Hydrographic Department, Ministry of Marine

1:510k