From the Howard Cannon Photograph Collection (PH-00192). Stamped on verso: "Official U.S. Air Force Photograph AFBMD HQ ARDC, Inglewood, Calif." Photo taken in front of the Air Research and Development Command building.
Description printed on photograph's accompanying strip of paper: "Howard Hughes in the cockpit of his plane. A few minutes before leaving Paris for Moscow on the second leg of his flight around the world. 7-12-38"