000 00352nam a2200157Ia 4500
001 3193
003 Ost
005 20260507154733.0
008 251113s9999||||xx |||||||||||||| ||eng||
040 _cnitttr
041 _aeng
082 _a621.38151
_bS35E
100 _aSeely, Samuel
245 0 _aElectron- tube circuits. /
_cSeely, Samuel
942 _cBK
999 _c3090
_d3090