000 00351nam a2200133Ia 4500
008 220204s9999 xx 000 0 und d
082 _a621.313.2
_bCLA
100 _aClayton, Albert E
245 0 _aPerformance and design of direct current machines
250 _a3
260 _aLondon
_bELBS
_c1959
650 _aDirect current machines
942 _cBK
999 _c23659
_d23659