000			01017cam a2200337 4500
005			20150706003903.0
008			700112s1969 enka b 000 0 eng
010			_a 70436707
015			_aB69-20604
020			_a0198593058
040			_aDLC _cDLC _dDLC
050	0	0	_aTK6161 _b.S6
082	0	0	_a621.38
084			_a621.38 _bST
100	1		_aSmith, Sydney F.
245	1	0	_aTelephony & telegraphy A: _h[Book :] _ban introduction to telephone and telegraph instruments and exchanges, / _cby Sydney F. Smith.
250			_a1st.ed.
260			_aLondon, : _bOxford U.P., _c1969.
300			_axv, 285 p. : _billus. ; _c25 cm.
350			_a42/-
500			_aThird ed. published in 1978 under title: Telephony and telegraphy.
504			_aBibliography: p. [263].
521			_aAll age.
650		0	_aTelephone.
650		0	_aTelegraph.
906			_a7 _bcbc _corignew _du _encip _f19 _gy-gencatlg
991			_bc-GenColl _hTK6161 _i.S6 _tCopy 1 _wBOOKS
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003			0000
942			_cBK
999			_c48010 _d48010