000 00270nam a2200121Ia 4500
008 220201s1968 xx 000 0 eng d
082 _bATK
100 _aAtkinson, J.
245 0 _aTelephony
260 _aLondon
_bSir Issac pitman
_c1968
300 _a873
942 _2ddc
999 _c14905
_d14905