Keystone LB-7

Photograph of a United States Army Air Corps Keystone LB-7 aircraft parked at an airfield, likely at the National Air Races in Ohio, circa 1930s.

Inscription: "U.S. Army. Keystone LB-7."

Inscription on verso: "Keystone LB-7. 2 P.W. Hornets. M60LB."

Item from page 45 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.