000 00301nam a2200109Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aArguimbau, Lawrence Baker
245 0 _aVacuum-Tube Circuits And Transistors
260 _bAsia Publishing House
_aBombay
_c1960
650 _aVacuum Tubes
942 _cBK
999 _c8317
_d8317