000 00420nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a621.309
_bD926
100 _aDunsheath Percy
245 _aHistory of electrical engineering
260 _aLondon
_bFaber & Faber
_c1962
300 _a368p.
650 _aElectrical engineering
650 _aHistory
942 _cBK
999 _c52976
_d52976