000 00295nam a2200121Ia 4500
008 220201s1969 xx 000 0 eng d
082 _a621.3
100 _aJackson, KG & others
245 0 _aQuestions & answer on electricity
260 _bLondon:Newsness
_c1969
300 _a112
942 _2ddc
999 _c76708
_d76708