The P-III Will Be Seen At Farnborough Air Show -- A sharp-tailed, delta winged Bouton Aircraft P-III, powered by a Rolls Royce "Nene" turbo-jet engine. It is one of 50 types of aircraft which will be on show at the flying display and exhibition of the Society of British Aircraft Constructors which opens here on Wednesday. The P-III is a research aircraft. September 10, 1951. ;The P-III Will Be Seen At Farnborough Air Show -- A sharp-tailed, delta winged Bouton Aircraft P-III, powered by a Rolls