29 x 36 cm. Shows natural features, and populated places, wagon route, proposed railroad routes and explorers' routes. Relief shown by hachures. Prime meridians: Greenwich and Washington. "Entered according to act of Congress in the year 1855 by J.H. Colton & Co in the Clerk's Office of the District Court of the U.S. for the Southern District of New York." Hand colored. Atlas p. number in lower-right margin: 51. Decorative border. The geographic region of Southwest is referred to as the New Southwest. Original publisher: J.H. Colton .
Description given with photo: "Float Hughes Flying Boat, San Pedro, Calif.: Water pours into Howard Hughes' mammoth drydock as the millionaire plane builder prepares to float his giant plywood flying boat on November 1st. The nose of the 200-ton craft can be seen at right. In upper right are three of the four right wind engines. Credit Line (ACME) 11/04/47."
Description given with photo: "Flying Boat Takes Off - Pedro, Calif. : With all eight motors roaring, Howard Hughes' giant plywood flying boat skims across the surface of Los Angeles harbor at 95 miles per hour on November 2nd. Shortly afterward, Hughes lifted the plane into the air for an unscheduled half-mile flight. Credit Line (ACME) 11/04/47."