Map of northwestern North America and the Russian Far East including the Bering Strait region showing the exploration routes of Bering, Chirikov, and other Russian explorers. Relief shown pictorially. Latitudinal and longitudinal lines. Coordinates approximate and based on Greenwich meridian. Shows topography, vegetation, drainage, coasts, shoals, political boundaries, routes. Hand colored in light and dark brown watercolors (wash) and in red ink line. Decorative cartouche. Descriptive text throughout.