40 x 60 cm. Relief shown by hachures and spot heights. Prime meridians: Greenwich and Washington. Atlas plate numbers 54 and 55 in the upper corners. Shows forts, trails, exploration routes, drainage, mail steamship routes, physical features, Indian tribes, and historic sites. The geographic region of Southwest is referred to as the New Southwest. Original publisher: Johnson .
An image showing an aerial view of Boulder City. The outlines of the small city are distinctively marked by the stark contrast between the city's greenery and the surrounding desert. Bits of the airplane from which the image itself was taken can be seen in the upper right corner of the photograph.