00863nam0 2200277 450 00002213820090128122438.020090128d1947----km-y0itay50------baengUSa-------001yyInstrument flyingby P. V. H. Weems and Charles A. Zweng2nd edAnnapolis, MarWeems System of navigation1947North Holliwood, CA486 p.ill.24 cmHoward Stark editionInstrument flying47050Navigazione aereaStrumenti629.13519Weems,P. V. H.632876Zweng,Charles Alfonso632856ITUNIPARTHENOPE20090128RICAUNIMARC000022138S 629.135/8S A, 429DSA2009Instrument flying47050UNIPARTHENOPE