Two Supermarine Spitfire Mk IXs flying side-by-side

Two Supermarine Spitfire Mk IXs flying side-by-side; the plane above ("PV270") served with the RAF during WW2 and wears the markings of EN568/AL, the personal aircraft of Air Commodore Alan "Al" Deere who was based at Biggin Hill in 1944, the plane below (marked as "MH367") is painted as the aircraft of Wing Commander Colin Grey from No. 81 Squadron at Tunisia in 1943.