M. Tikhanov, “Inhabitant of Unimak Island, named Umasik, baptized as Vasily,” 1818, Unimak Island, КП-610-Р-2123, Russian Academy of Arts Museum, St. Petersburg, Russia.
Unimak and Sanak Islands
Levashov, M. View of Unimak Island coastline, September 10, 1767, Unimak, 1331-4-02, folio 20, Russian Naval Arvhive, St. Petersburg, Russia
Levashov, M. View of Aliak and Unimak Islands, September 2, 1767, Unimak, 1331-4-702, folio 19, Russian naval Archive, St. Petersburg, Russia
M. Levashov, View of Unimak Island, 25 August 1767, Unimak, 1331-4-702, folio 18, Russian naval Archive, St. Petersburg, Russia
Unimak Island
