From the Howard Cannon Photograph Collection (PH-00192). Stamped on verso: "Reproduced by base photograph laboratory - Andrews AFB Washington 25, D.C."
Transcribed from back of photo: "Howard Hughes in the cockpit of the new XF-11 reconnaissance plane which he designed and built in conjuntion with Air Material Command engineers. He is preparing for its first flight. One of the world's fastest long-range photo planes, it can attain a speed of over 400 miles per hour."