000 00388pam a2200157a 44500
008 230515b1990 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGLISH
082 _aHAN/CLA
100 _aHANCOCK N. N. / CLAYTON
245 _aTHE PERFORMANCE AND DESIGN OF DIRECT CURRENT MACHINES
250 _aNULL
260 _aNULL
_bC.B.S
_c1990
300 _a516 PB
650 _aNULL
999 _c658980
_d658980