00826nam0-22003011i-450-99000098801040332120070123170622.0000098801FED01000098801(Aleph)000098801FED0100009880120001205g19281945km-y0itay50------baengUSRCA tube handbook, HB-3Radio corporation of AmericaHarrison, N.J.[s.n.]1928-1945Vol. 9-10Strumentazione elettronicaTecnologia elettronica537.5Radio corporation of America298100ITUNINARICAUNIMARCBK99000098801040332131B-003.0041709FI1FI1RCA tube handbook, HB-3353836UNINA