Warplane Plus 01: A17 - The Complete History of the Northrop Attack Planes and Its Export Derivatives (Paperback)

Jack Northrop’s early aircraft: About Alpha, Beta, Gamma and Delta, A-17 in US Air Corps Service, 1939 - a year of steady decline, Secretive transfer of aircraft, Panama Canal Zone, Puerto Rico, The A-33, Failed Export to France, Transfer to South Africa, Canada, Export Success, Sweden, Northrop 8A-2 in Argentina, Douglas 8A-3Pin Peruvian service, Douglas 8A-3N for the Dutch “Militaire Luchtvaart”, Iraqi airforce, Sources.