000 00285nam a22001217a 4500
008 170526b xxu||||| |||| 00| 0 eng d
041 _aeng
080 _26TH
_a621
100 _a25
101 _aIM
245 _aPRINCIPLES OF DIRECT-CURRENT MACHINES
_cLANGSDOFT, A.S
942 _2udc
_cBK
999 _c14420
_d14420