01092nam0 2200277 450 00001561420190226121509.020080828d1946----km-y0itay50------baengGBy-------001yy[Proceedings] International Meeting on Radio Aids to Marine Navigation, May 1946, LondonMinistry of TransportsLondonHis Majesty's Stationery Office1946v.22 cm2.: Radio navigation, radar and position fixing systems for use in marine navigationRadio navigation, radar and position fixing systems for use in marine navigationRadarNavigazione marina621.384820RadarInternational Meeting on Radio Aids to Marine Navigation631836Ministry of TransportsITUNIPARTHENOPE200808RICAUNIMARC000015614DEP I-0332 [II]11859NAVA42008International Meeting on Radio Aids to Marine Navigation, May 1946, London1202873UNIPARTHENOPE