000 00269nam a22001097a 4500
082 _a621.3 BEN'E
100 _aBENSON, F. A
_941142
245 _aELECTRICAL ENGINEERING PROBLEMS WITH SOLUTIONS
260 _aLONDON
_bE & F. N. SPON
_c1954
300 _a236P
942 _cBK
999 _c567027
_d567027