000 00541nam a2200217 a 4500
999 _c6374
_d6374
001 6374
003 BD-JhCC
005 20180122162207.0
008 180122s1963 e a|||| || | 001 0 eng d
035 _a(BD-JhCC)6374
040 _aBD-JhCC
_dBD-JhCC
041 _aeng
082 _a621.384
_bMOR 1963
100 _aMorgan, T. J.
245 _aTelegraphy and Telephony /
_cT. J. Morgan,
260 _aLondon :
_bFrederick Muller Limited,
_c1963
300 _a144 p. :
_c20 cm
650 _aTelegraph
942 _2ddc
_cBK