00797nam0-22002891i-450-99000025057040332120001010000025057FED01000025057(Aleph)000025057FED0100002505720001010d--------km-y0itay50------baitay-------001yyAircraft instrument maintenanceby Earl F. Werner.New YorkMcGraw-Hill book company1948VIII, 466 p. ill. 24 cmImpianti aeronauticiWerner,Earl F.12162ITUNINARICAUNIMARCBK99000025057040332109 029-006DINAEDINAEAircraft instrument maintenance117864UNINAING01