000 00491 a2200253 4500
001 144781
020 _a6
041 _aeng
080 _a621.313.13 GAR
245 _aD-C and A-C machines; based on fundamental laws.
250 _a
260 _a
260 _bD.Van Nostrand Co., New York,
260 _c1952
300 _ap.xx,508.
300 _c
490 _a
100 _aGarik, Michael Liwschitz.\
700 _a
650 _a
650 _a
942 _cBK
942 _2UDC
999 _c97823
_d97823