[Daniel Guggenheim Safe Aircraft Competition officials in front of Field Manager office]

Photographic group portrait of Daniel Guggenheim Safe Aircraft Competition officials in front of the Field Manager office, Mitchel Field, New York, December 27, 1929. The men and their roles are identified in the verso caption.

Typed caption on verso: "Officials of the Daniel Guggenheim Safe Aircraft Competition. / Mitchell Field, L. I., N. Y. Dec. 27, 1929. Photo by -- Aarne J. Pisila. / STANDING: LEFT TO RIGHT -- Professor Alexander Klemin. New Your University. / Major A. Aldrin. Air Corps, Reserve (Technical Advisor) / Captain El Land. United States Navy (CC) (Vice President). / Mr. William B. McCracken. (Judge) / Mr. William Kuster. (Publicity Manager). / Mr. George K. Levis. Bureau of Standards (Judge). / Mr. Warner. (Judge). / Mr. Thomas Carroll. (Test Pilot). / KNEELING: LEFT TO RIGHT -- / Captain Walter Bender. United States Army Air Corps (Field Manager). / Mr. Ruberts. New York University (Observer). / Mr. / Lieutenant Stanly Umstead, U.S. Army Air Corps (Test Pilot). / Mr. E. Rounds. United States Navy, Reserve (Test Pilot). / Professor William Brown, Mass. Institute of Technology (Observer)."