Shows eastern Siberia, Kamchatka, Alaska and western North America. Cook's route in the Pacific and Mackenzie's routes to the Arctic and Pacific Oceans shown.

Shows the Western Hemisphere and large portions of the Pacific and Atlantic Oceans, including Western Europe and Africa. Northwestern North America shows discoveries ofd Del'Isle and Chirikov as well as a river from Hudson Bay debouching into the Pacific at about 55 degrees north. Also shows the River of the West.