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 .

From the UNLV University Libraries Photographs of the Development of the Las Vegas Valley, Nevada (PH-00394). Part of the collection documents the entire 19 mile length of the north/south Eastern Avenue / Civic Center Drive alignment. This photograph was captured in the section of Civic Center Drive between Las Vegas Boulevard and Lake Mead Boulevard.

From the UNLV University Libraries Photographs of the Development of the Las Vegas Valley, Nevada (PH-00394). Part of the collection documents the entire 19 mile length of the north/south Eastern Avenue / Civic Center Drive alignment. This photograph was captured in the section of Civic Center Drive between Las Vegas Boulevard and Lake Mead Boulevard.

From the UNLV University Libraries Photographs of the Development of the Las Vegas Valley, Nevada (PH-00394). Part of the collection documents the entire 19 mile length of the north/south Eastern Avenue / Civic Center Drive alignment. This photograph was captured in the section of Civic Center Drive between Las Vegas Boulevard and Lake Mead Boulevard.

From the UNLV University Libraries Photographs of the Development of the Las Vegas Valley, Nevada (PH-00394). Part of the collection documents the entire 19 mile length of the north/south Eastern Avenue / Civic Center Drive alignment. This photograph was captured in the section of Civic Center Drive between Las Vegas Boulevard and Lake Mead Boulevard.

From the UNLV University Libraries Photographs of the Development of the Las Vegas Valley, Nevada (PH-00394). Part of the collection documents the entire 19 mile length of the north/south Eastern Avenue / Civic Center Drive alignment. This photograph was captured in the section of Civic Center Drive between Las Vegas Boulevard and Lake Mead Boulevard.