The Boulder City 31ers Photograph Collection depicts the construction of the Hoover (Boulder) Dam and the development of Boulder City, Nevada from 1930 to 1987. The photographs primarily depict construction of the Hoover Dam, but they also depict workers, dormitories, the Colorado River, stores, and Black Canyon.
The black and white view of Howard Hughes sitting in the Northop Gamma Racer in New York. Text printed on a card included with the image: "Hughes sets new Miami-New York record Howard Hughes, Millionaire flier and pictured in the cockpit of his low-wing Northrop all-metal, plane, shortly after landing in New York, April 21st, 4 hours and 22 minutes after having taken off from Miami, Fla. He had beaten the record established by Jimmy Wedel in July 1933, by 36 minutes."