Map shows existing and proposed railroads, major roads, cities and towns, North American Indian tribes, U.S. Mail and Pony Express routes, and pre-statehood boundaries for contiguous western United States. Alaska is among "Russian Possessions" and Canada is "British America." Mexico, Central America, Greenland, and West Indies are also pictured. Relief shown by hachures and spot heights. Scale [ca. 1:15,840,000].
Map shows mid-nineteenth century major cities, existing and proposed railroad routes, Mexico, British America, Russian Possessions [Alaska], Central America, the West Indies, areas of Indian habitation by tribe with populations numbers, western U.S. territories. Includes table of distances, geographical statistics, notes, and 1 illustration. Relief shown by hachures and spot heights. Scale [ca. 1:15,000,000].
From: Mitchell's general atlas. Map shows major cities of the North American continent and the Russian America, Danish America, British America, and Central American boundaries dividing it during the mid-nineteenth century. Relief shown by hachures. Scale [ca. 1:28,000,000].