I believe it was Igor I. Sikorsky 'Le Grand' to be the worlds first four-engine aircraft.
The only new Airbus aircraft is the two-aisle twin-engined A350 which is scheduled for first flight during 2011.
Igor Sikorsky in 1913
ted hoff
german
Henry Moly
The Beechcraft Baron is a light, twin-engined piston aircraft originally developed by Beech Aircraft corporation and currently manufactured by the Hawker Beechcraft Corporation, an Onex Holding Corporation. The first flight was on 29 February 1960.
Igor Sikorsky did.
Cri Cri (short for cricket) is the smallest twin engined aircraft in the world. It was first demonstrated by Tim senior (My Uncle) at Fiarford Air tattoo.
Henri Coandă was the first man to build the JET ENGINED AIR CRAFT.
Battle of the Coral Sea; worlds first clash of aircraft carriers.
de Havilland Comet, which entered commercial service in 1952