000 00305nam a22001217a 4500
082 _a621.3
_bHOR
_cL-9, P-13
100 _aHorwood, W.I.
245 _aElectrical techonolgy.
260 _aLondon
_bCharles Griffin and company, Limited.
300 _axii, 347 p. :
_bill. :
_c6 Cm
650 _aMCE
942 _cBK
999 _c5606
_d5606