Percival is at right; his brother Oscar is waiting to swing the propeller of the Percival-owned Avro 504K. Note the effective “chock” in front of the wheels.
Edgar Percival at the time of his record dash from Gravesend to Oran.
Edgar Percival with the E.P.9
A flight of five E.P.9s on a “test flight" from Staple ford in 1958.
