'Entered according to Act of Congress in the year 1855 by J.H. Colton & Co. in the Clerk's Office of the Dist. Court of the U.S. for the South'n. Dist. of New York.' Scale [ca. 1:4,752,000. 1 in. to approx. 75 miles] (W 120°--W 102°/N 43°--N 32°). Shows natural features, and populated places, wagon route, proposed railroad routes and explorers' routes. Relief shown by hachures. Prime meridians: Greenwich and Washington.Hand colored. Atlas p. number in lower-right margin: 51. Decorative border. J.H. Colton & Co.
Typed onto a piece of paper attached to the image: "Howard Hughes and his four companions honored at the National Press Club. Howard Hughes is speaking, with Mayor La Guardia and Secretary of State Cordell Hull at lower right. July 1938."