00967nam0-22003371i-450-99000048446040332120071122121312.0000048446FED01000048446(Aleph)000048446FED0100004844620020821d1910----km-y0itay50------baenga-------001yy<<The >>principles of electric wave telegraphy and telephonyJ. A. Fleming2nd ed. (revised and extended)New YorkLongmans, Green1910906 p.ill.22 cmOnde elettricheRadioTelegrafo, senza fili621.384621.383Fleming,J.A.340030ITUNINARICAUNIMARCBK99000048446040332110 E II 15460DINELDINELPrinciples of electric wave telegraphy and telephony332589UNINA