Aircraft with contra-rotating propellers

bomber aircraft family

1965 airlifter family

four-engined turboprop airliner

airborne early warning aircraft model by Tupolev

Soviet aircraft

maritime patrol aircraft family

prototype military bomber aircraft by Northrop

1944 German VTOL coleopter design

airplane

aircraft

naval aircraft family

British military aircraft

experimental airplane

1944 experimental bomber aircraft model by Douglas

Large propeller-driven airliner

experimental aircraft in the US

ground effect vehicle

airplane

1940s British fighter aircraft

1952 airliner flying boat

Japanese World War II prototype plane

floatplane

1944 prototype fighter aircraft by Boeing

British fighter prototype

aircraft

attack aircraft series by the Douglas Aircraft Company

canceled fighter aircraft project

American torpedo bomber prototype

experimental fighter intercepter aircraft by Northrop

1954 airlifter flying boat family

fighter aircraft prototype model by Curtiss

strategic bomber project, U.S. Air Force, cancelled 1949

1945 torpedo bomber aircraft prototype series by Curtiss

1944 prototype fighter aircraft series by Curtiss

twin-engined fighter aircraft proposal

proposed ground effect fixed-wing aircraft under study

USSR-made turboprop airplane

1943 fighter aircraft series by General Motors Fisher Body Division

type of aircraft

experimental aircraft

prototype fighter aircraft

seaplane, also known as the "Seagull ASR-1", built by the British company Supermarine

prototype carrier-based bomber aircraft

proposed airliner project

British carrier-borne anti-submarine warfare aircraft

canceled fighter aircraft project

1939 bomber aircraft prototype by Bolkhovitinov

airborne early warning aircraft

project of heavy fighter aircraft

French prototype fighter

proposed fighter aircraft by Republic Aviation