Supermarine Spitfire Mk.IA
Shown here are two Spitfire Mk.IAs of No.19 patrolling over the Channel in the spring of 1940. The pilot of Spitfire Mk.IA QV-K was Sqn Ldr. Geoffrey Stevenson and that of QV-O, Flg Off Watson. Taken from The Royal Air Force of World War Two in Colour.