Fascination and highly detailed map of North America, illustrating the various Territories in the Western US.
Nebraska extends to Canada and the Rocky Mountains. Kansas includes most of Colorado. Massive Utah and New Mexico Territories run from California to the Rocky Mountains and beyond. Washington Territory now appears, extending to the Rocky Mountains, as does Oregon Territory.
Alaska is Russian America. Extraordinary detailed for the period, with many Indian Tribes and other details shown, including San Diego del Ray and a number of other erroneous names.