000 00270nam a2200121Ia 4500
008 220201s1964 xx 000 0 eng d
082 _a621.3134
100 _aRowbinson,R
245 0 _aElectric motors
260 _bLondon:Newness
_c1964
300 _a103
942 _2ddc
999 _c73515
_d73515