Copper-engraved chart. 54.4x71 cm (21½x28").
Chart featuring the coastal topography of Alaska from Mt. St. Elias in the east to the eastern side of Kenai Peninsula to include the small Chiswell Islands in the Blying Sound. Includes a good representation of the interior mountainous terrain. Shows great detail of Prince William Sound with numerous fiords and islands including Montague. Inset of "Plan du Port Chalmers." The plate is from the atlas of the French edition of Vancouver's Voyage, finely engraved on thick paper, generally accepted as being of overall superior quality to those plates in the English edition.