[Curtiss P-6B Hawk]

Photograph of a United States Army Air Corps Curtiss P-6B Hawk aircraft parked at an airfield, likely at the National Air Races in Ohio, circa 1930s.

Inscription: "U.S. Army. Curtiss P-590."

Inscription on verso: "Curtiss P-590 Hawk (Later classed P-6B). Conqueror (?) Prestone cooled."

Item from page 11 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.