000 00289nam a2200121Ia 4500
008 220201s1956 xx 000 0 eng d
100 _aDawes, Chesterl
245 0 _aIndustrial electricty: Direct Current
250 _a3
260 _bLondon: Pitman
_c1956
300 _a431
942 _2ddc
999 _c70578
_d70578