000 00742cam a22002411 4500
001 9294449
005 20191010095649.0
008 770913m19489999xx 000 0 eng
010 _a 49017480
020 _a (hbk.)
035 _a(OCoLC)3260939
040 _aDLC
_cOC
_dDLC
050 0 0 _aTK6161
_b.H572
082 _a621.385
_bATK
100 1 _aHerbert, Thomas Ernest.
245 0 0 _aTelephony :
_ba detailed exposition of the telephone exchange systems of the British post office /
_cby J. Atkinson.
260 _aLondon,
_bI. Pitman,
_c1972
300 _avarious pages :
_billus. ;
_c26 cm.
504 _aIncludes index.
650 0 _aTelephone.
650 0 _aTelecommunication.
700 1 _aAtkinson, James
_c(Engineer),
_eengineer.
999 _c65732
_d65729