000 00311nam a2200133Ia 4500
082 _a621.383201 CLA
100 _aCLAYTON, A.E.
110 _aHANCOCK, N.N.
245 _aPERFORMANCE AND DESIGN OF DIRECT CURRENT MACHINES
250 _aIII
260 _bCBS PUBLISHER
_c1990
300 _a516
942 _2ddc
_cB
999 _c50802
_d50802