Veldvademecum voor voetuigcommandanten van verkenningseenheden. Aircraft camouflage and markings 1907-1954 / written and comp. by Bruce Robertson ; paintings by William F. Hepworth ; prod. by D.A. Russell Koninklijke Luchtmacht / A.P. de Jong Identification friend or foe : being the story of aircraft recognition / written and designed by Tim Hamilton British aircraft industry : a directory of Aircraft, Aero-Engines Component Parts, Accessories and Materials, 1939 / The Society of British Aircraft Constructors Aids to Weapon Training some ideas on improvisation Zakboek. Herkenning. Vliegtuigherkenning nr. 4001 Instruction sur le role de l'aviation de combat sur le missions de l;aviation d'observation et sur les missions d'obsarvation de l'aerostation Military aircraft recognition 1970 / John W.R. Taylor Koninklijke luchtmacht 70 / C. van der Velden en E. Ragas the new observer’s series New Observer's Book of Aircraft / compiled by William Green ; with silhouettes by Dennis Punnett grote alken Koninklijke luchtmacht / A.P. de Jong
