000 00906nam a2200253 i 4500
001 2240547
003 BD-DhUL
005 20150114172838.0
008 811020m1968 uk a b 00000 eng d
020 _a273431811
022 _a273431803
040 _aBD-DhUL
_cBD-DhUL
082 _a621.385
_bATT
100 1 0 _aAtkinson, J.
245 1 0 _aTelephoney :
_ba detailed exposition of the telephone exchange system of the British Post Office : vol. II, Automatic exchange systems /
_cJ. Atkinson.[ A new edition of Telephony harbert & procter]
260 0 _aLondon :
_bPitman,
_cc1968.
300 _axii, p. 873 :
_bills. ;
_c25 cm.
365 _aGBP
_b2.15
504 _aIncludes bibliographical references and indexes.
505 0 _av. 1 General principles and manual exchange systems; v.2 Automatic exchange systems.
650 0 _aTelephone stations.
942 _2ddc
_cBK
984 _a2001
_cNS 17632
999 _c31114
_d31114