000 00663nam a2200253Ia 4500
003 OSt
005 20220912152916.0
006 a|||||r|||| 00| 0
007 ta
008 220909b |||||||| |||| 00| 0 eng d
024 _a31038
037 _cTextual
040 _aCSL
_beng
_cCSL
041 _aeng
082 _aD65,4, K52
100 _aAlvarez E C
245 0 _aIntroduction to electron tubes and semionductors
260 _c1965
300 _ap.
_ccm.
490 _aMcGraw Hill techinical education series
700 _a Fleckles David E
942 _hD65,4, K52
_cTEXL
_2CC
999 _c93737
_d93737