000 00679nam a2200193 a 4500
008 060316s1978 ||||||||||||||||| || u
020 _a0198593589
020 _a0198593570
050 _aTK 6161 Smi
100 _aSmith, Sydney F
245 1 0 _aTelephony and telegraphy : an introduction to instruments and switching systems. (3rd ed.)
250 _a3d ed.
260 _aOxford :
_bOxford University Press
_c1978.
300 _axiv, 278 p. : ill.
350 _a0.00
650 _aTELEGRAPH
650 _aTELEPHONE
995 _D0.00
_FCBU-MAIN LIBRARY (Kitwe)
_H1
_I3.50
_M1
_UAVAILABLE
_ZMain Library Open Access Collection
999 _c59622
_d59622