The Farnborough Aircraft Display -- The Vickers Armstrong Valiant, which is powered by Four Rolls-Royce Avon turbo jet engines, seen in flight during the flying display and watched by some of the visitors to the show. Some of the world's most advanced military and civil aircraft are on view for the first time at the Society of British Aircraft Constructors's display, which opened at Farnborough, Hants., on Sept. 1st1/3. September 2, 1952. (Photo by Fox Photos). ;The Farnborough Aircraft Display