Photograph of three United States Army Air Corps Douglas O-38 aircraft in flight at the National Air Races in Cleveland, Ohio, April 14, 1931. Inscription: "U.S. Army. Douglas O38's. LM."Inscription on verso: "Douglas observation planes. Cleveland,…
Photograph of a United States Army Air Corps Douglas XO-31 aircraft (nose number 52) parked by a hangar, likely at the National Air Races in Ohio, circa 1930s.Inscription: "U.S. Army. Douglas XO-31."Inscription on verso: "Douglas XO-31. Conk 650.…
Photograph of a United States Army Air Corps Douglas YO-31B aircraft parked by a hangar, likely at the National Air Races in Ohio, circa 1930s.Inscription: "U.S. Army. Douglas YO-31B."Inscription on verso: "Douglas YO-31B observation."Inscription…
Photograph of a United States Army Air Corps Douglas YO-31B aircraft parked by a hangar, likely at the National Air Races in Ohio, circa 1930s.Inscription: "U.S. Army. Douglas YO-31B."Inscription on verso: "Douglas YO-31B observation."Inscription…
Photograph of a United States Army Air Corps Douglas YO-31B aircraft parked by a hangar, likely at the National Air Races in Ohio, circa 1930s.Inscription: "U.S. Army. Douglas YO-31B."Inscription on verso: "Douglas O-31B. Conqueror G1-1570-C, 600…
Photograph of a United States Coast Guard Fokker PJ-1 (Flying Life Boat) aircraft being towed at an airfield, likely at the National Air Races in Ohio, circa 1930s.Inscription: "U.S. Coast Guard. Fokker FLB-8."Inscription on album page under image:…
Photograph of a United States Coast Guard Fokker PJ-1 (Flying Life Boat) aircraft being towed at an airfield, likely at the National Air Races in Ohio, circa 1930s.Inscription: "U.S. Coast Guard. Fokker FLB-8."Inscription on verso: "Fokker Coast…
Photograph of a United States Navy Fokker XFA-1 (US Model 18) aircraft (tail number 8732) parked in a hangar, circa 1930s.Inscription: "U.S. Navy. Fokker XFA-1."Inscription on verso: "Fokker all metal experimental fighter."Inscription underneath…
Photograph of a United States Navy Fokker XFA-1 (US Model 18) aircraft (tail number 8732) parked in a hangar, circa 1930s.Inscription: "U.S. Navy. Fokker XFA-1."Inscription on verso: "Fokker Navy experimental pursuit all metal speed…
Photograph of a United States Navy Fokker XFA-1 (US Model 18) aircraft (tail number 8732) parked in a hangar, circa 1930s.Inscription: "U.S. Navy. Fokker XFA-1."Inscription on verso: "Fokker shipboard fighter."Inscription underneath photograph on…