Inaccurate performance data for BOB fighters in COD comparing to RL data

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Alec Harvey-Bailey, The Merlin in Perspective, (Rolls-Royce Heritage Trust, Derby, 1983)


"Alec Harvey-Bailey was in charge of Merlin engine defect investigation during WWII. In addition to examination of damaged engines, his role also involved development of engineering improvements and repairs. Harvey-Bailey made numerous visits to active squadrons and even flew aircraft when it was necessary to become familiar with particular problems."



Pilot's Notes, Merlin II, III and IV, 4th Edition, April 1940, page 6.