1930s United States attack aircraft

1940 dive bomber aircraft family

1939 bomber aircraft family

1936 scout bomber aircraft family

attack aircraft series by Northrop

1937 dive bomber family

1930s American attack aircraft

prototype attack aircraft by Fokker (later General aviation Company)

attack aircraft prototype by Stearman

attack aircraft

fighter aircraft prototype

attack aircraft by Curtiss

1936 scout bomber series by Brewster and the naval Aircraft Factory

prototype attack aircraft series by Curtiss

1935 attack aircraft prototype

1933 attack aircraft by Northrop

1936 prototype scout bomber model by Grumman

1935 attack aircraft family

1936 prototype scout bomber model by Vought

1933 scout bomber aircraft family by Vought