1962 observers books of aircraft raf flying review the illustrated encyclopaedia of aircraft pilots notes ( various ) airfix models transport models , preston many websites , including : sr-71 online wickepedia designation-systems.net vectorsite aviation-history.com this book would not have been possible without discussions with the following , amongst others : neville beckett joan martin jimmy dell jim britton ken saunders judith pratt notable quotes of catcher mccall published by c.j .