000 00221nam a2200097Ia 4500
100 _aCOTTON, H.
245 _aADVANCED ELECTRICAL TECHNOLOGY
260 _aLONDON
_bSIR ISAAC PITMAN
_c1967
300 _a1293
942 _2ddc
_cBB
999 _c72124
_d72124