Tags: Aircraft.
The Vickers F.B.5 (Fighting Biplane 5) (known as the Gunbus) was a British two-seat pusher military biplane of the First World War. Armed with a single .303 in (7.7 mm) Lewis Gun operated by the observer in the front of the nacelle it was the first aircraft purpose-built for air-to-air combat to see service making it the world’s first operational fighter aircraft.
