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Telephony and telegraphy : an introduction to instruments and switching systems (electromechanical and reed-electronic) / Sydney F. Smith.

by Smith, Sydney F.

Edition: 3rd ed. Publisher: Oxford ; New York : Oxford University Press, 1978Availability: Items available for loan: Military College of Signals (MCS)Call number: 621.385,SMI (1).
Telegraphy, a detailed exposition of the telegraph system of the British post office; by T. E. Herbert. With 509 illustrations.

by Herbert, T. E.

Material type: Text Text Publisher: London, Whittaker, 1906Availability: Items available for loan: Military College of Engineering (MCE) Call number: 621.383 MER (1).
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