Airfix 1/48 de Havilland Vampire F.3 A06107With the magnificent de Havilland Mosquito only just entering Royal Air Force service towards the end of 1941, designers at the company were next asked to turn their attentions to developing a new jet engine, one which was capable of powering a new generation of high speed fighter aircraft. Entrusted to the brilliant mind of engine designer Frank Halford, he was determined that his engine would be less complicated and of simpler design than the one