(ALASKA.) British Admiralty and Hydrographic Office. America West Coast - Sitka or New Arkhangel. Detailed engraved chart of the islands and depth soundings of Sitka Sound based on a slightly earlier chart by Russian sea captain Ivan Vasilyev. 20x26 3/4 inches sheet size, wide margins; lower right corner neatly replaced with loss to engraver's name. London, 1855
