000 00508nam a2200181Ia 4500
003 IN-BaIIA
008 211028s9999 xx 000 0 eng d
040 _cIIA Library
080 _a621.385
_bHAR
100 _aHarvey, A. F.
_92223
245 0 _aHigh frequency thermionic tubes
_cA. F. Harvey
250 _a2nd ed.
260 _aLondon
_bChapman and Hall
_c1946
300 _a235p.
650 _aElectronics
_91576
650 _aNASA Thesaurus
942 _cBK
999 _c1029
_d1029