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Neither the HA-1112 (foreground) nor the Spitfire Mk. IX fought in the real Battle of Britain, but both were powered by Rolls-Royce Merlin engines. (©Mary Evans Picture Library)
Neither the HA-1112 (foreground) nor the Spitfire Mk. IX fought in the real Battle of Britain, but both were powered by Rolls-Royce Merlin engines. (©Mary Evans Picture Library)