000 004030000a22001570004500
020 _a273401866
060 _a100
082 _a621.313 2 CLA
100 _aClayton, Albert E
245 _aPerformance and design of direct current machines
260 _aLondon, English language book society
260 _c1969
300 _a516
650 _aDirect current machines/ Growth of EMF
942 _cBK
999 _c348713
_d348713