From the Howard Cannon Photograph Collection (PH-00192). Stamped on verso: "Air Force Photo by Nellis Air Force Base Nevada"

A view of the construction of Howard Hughes' Hercules in California.

The black and white view of the Lockheed 14 aircraft in Minneapolis, Minnesota. Description written on back of photograph: "World-fame drops on City out of blue, sunny skies: Fame came to the municipal airport and the city of Minneapolis in a flash of silver and a roar at 7:38 am, July 14, 1938 when Howard Hughes swooped to Earth in his Droning Silver Bullet on his record breaking round-the-world flight. Photo-courtesy "The Minneapolis Star" Board of Park Commissions. 325 City Hall Minneapolis Minn."

Black and white aerial view of Boulder City. The Bureau of Reclamation Administration building, located at 1200 Park Street, can be seen in the center foreground of the image, along with the Boulder City Junior-Senior High School.

Black and white photograph of the Big Six construction camp in Boulder City.

From the Howard Cannon Photograph Collection (PH-00192). Stamped on verso: "Official United States Air Force Photograph - Andrews AFB Washington 25, D.C."

A view of a crowd consisting of thousands of people who attended a parade that celebrated Howard Hughes' completion of his flight Round-the-World in New York City.