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

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

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Bibliographic Details
Main Author: Atkinson, J
Format: Book
Published: London Pitman 1974
Subjects:
Telephone > Great Britain
Telephone systems
Online Access:Click Here to View Status and Holdings.
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Description
Item Description:Vol. 1:General principles and manual exchange system
Physical Description:509 p. ill
ISBN:0273431803

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