[Douglas O-2H aircraft]

Photograph of several United States Army Air Corps Douglas O-2H aircraft parked at the National Air Races in Cleveland, Ohio, May 21, 1931.

Inscription: "U.S. Army. Douglass [Douglas] O-2H. LM."

Inscription on verso: "Army Douglas's. Cleveland, Ohio. May 21, 1931."

Item from page 25 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.