The author lands P.1B XA847 at the end of its maiden flight, also from Warton, on April 4, 1957.

Sequence 1: 112kt at 20,000 ft. Sequence 2: 108kt rolling left. Sequence 3: right stick. Sequence 4: spinning. Sequence 5: pitching down. Sequence 6: yawing left. Sequence 7: yawing left, pitching up and rolling left.

The author at the controls of P.1A WG760 at Warton in 1955, before the aircraft had been fitted with the new cambered wing system.

Sequence 8: the end of the first turn but continuing the spin, rolling left into the second turn - 90kt at 18,000ft, having lost 2,000ft in the first turn.

The author at the controls of the P.1A WG760 on its first flight with the cambered leading-edge wing - Warton, February 15, 1957.