Boeing P-12Bs [in flight]

Photograph of several United States Army Air Corps Boeing P-12B (Model 102B) aircraft in flight at the Gordon Bennett International Balloon Race and Aerial Carnival in Cleveland, Ohio, September 1, 1930.

Inscription: "U.S. Army. Cleveland. Boeing P-12B's. International Balloon Races 1930. LM."

Inscription on verso: "12 Army Boeing in formation. Cleveland, Sept. 1, 1930."

Item from page 47 of the LeRoy Milliren National Air Races photograph album, circa 1920s-1930s. Album contains one hundred ninety-eight (198) black-and-white photographs taken at the air races during this time period.