000 00326nam a2200121Ia 4500
008 220201s1963 xx 000 0 eng d
041 _aENG
100 _aWATKINS, A J
245 0 _aELECTRICAL INSTALLATION CALCULATIONS S.I. UNITS
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1963
300 _a-
942 _2ddc
999 _c39084
_d39084