drawn By Geo. W. Colton ; engraved by John. M. Atwood ; border desigd. & engd. by W. S. Barnard. Relief shown by hachures. Latitudinal and longitudinal lines. Prime meridians: Greenwich (top) and Washington (bottom). Coordinates approximate and based on Greenwich meridian. 2 bar scales on map, given in "statute miles" and "geographical miles." Includes legend and table of distances. Shows topography, drainage, state boundaries, cities and towns, railroads, roads, canals, ocean routes, etc. Floral border and decorative cartouche with eagle. Illustrations of ships. Descriptive text throughout. "Entered according to Act of Congress in the year 1848 by J.H. Colton in the clerk's office of the District Court for the Southern District of New York." Collector's note: The map shows the progress of the years since the earlier issues. 2 inset maps: A map of the Atlantic Ocean showing the American & European ports and routes of the ocean steamers (scale [approximately 1:31,000,000] -- The Isthmus of Panama showing the routes of travel between Chagres & Panama (scale [approximately 1:1,000,000]. 12 pictorial vignettes: Willammette Falls, Oregon -- Astoria, Oregon -- Saratoga Lake, New York -- Valley of the Connecticut from Mt. Holyoke -- Bunker Hill Monument Boston, Mass. -- Washington Monument New York -- Capitol, Washington City -- Entrance of a port -- Mexicans catching wild cattle -- -- Cathedral, City of Mexico -- Pulaski Monument Savannah, Ga. -- Pulaski Monument Savannah, Ga. --- Battle Monument Baltimore, Md. Stanford copy folded in black morocco covered folder, blind stamped, title in gilt on front cover. Leaf of advertising for Colton's maps on verso of front cover.