Unalaklik River

1885

U.S. Army

1:509k

Reconnaissance Map of Northeastern Portion of Seward Peninsula

1907

US Geological Survey

1:250k

Reconnaissance Map of Northeastern Portion of Seward Peninsula

1907

US Geological Survey

1:250k

Reconnaissance Map of Northeastern Portion of Seward Peninsula

1903

US Geological Survey

1:250k

Norton Sound, Bherings Strait.

1785

Cook, James, 1728-1779

1:4m

Partie, Russie d'Asie. Asie 20.

1827

Vandermaelen, Philippe, 1795-1869

1:2m

Carte de l'entrée de Norton et du Détroit de Bhering, ou l'on voit le cap le plus oriental de l'Asie, et la pointe la plus occidentale de l'Amérique

1787

Bonne, Rigobert

1:2m

Northern Bering Sea.

1972

Alpha, Tau Rho

Explorations in Alaska Middle Kuskokwim River and Part of Bristol Bay

1898

US Geological Survey

1:625k

Sarychev Atlas Sheet #4 2 of 2

1826

Sarychev

1:2m