000 00273nam a2200109Ia 4500
008 160710s1940 xx 000 0 und d
100 _aLAWRENCE ,R.R
245 _aPRINCIPLES OF ALTERNATING CURRENT MACHINERY
260 _bMCGRAW HILL
_c1940
300 _a678
942 _2ddc
_cB
999 _c6774
_d6774