Telephony : a detailed exposition of the telephone exchange systems of the British Post Office /

Eitemau Tebyg

• Design of automatic telephone exchanges.
  gan: Trautmann, Kurt
  Cyhoeddwyd: (1962)
• Telephony & telegraphy A : an introduction to telephone and telegraph instruments and exchanges /
  gan: Smith, Sydney F.
  Cyhoeddwyd: (1969)
• Basic carrier telephony /
  gan: Talley, David
  Cyhoeddwyd: (1977)
• Introduction to telephones and telephone systems /
  gan: Noll, A. Michael
  Cyhoeddwyd: (1986)
• More accurate calculation of overflow traffic from link trunked crossbar sections /
  gan: Smith, N.M.H
  Cyhoeddwyd: (1963)