000 00283nam a2200097Ia 4500
008 160710s1961 xx 000 0 und d
245 _aJOURNAL OF THE INSTITUTION OF TELECOMMUNICATION ENGINEERS
260 _aDELHI
_bTHE INSTITUTION OF ENGINEERS
_c1961
300 _a286
942 _2ddc
_cB
999 _c26498
_d26498