This concise examination of the history of the telephone charts early experimentation, technological improvements, the electrophone, special purpose telephones and the evolution of new telephone exchanges. The text concludes with a description of telephone applications in the modern era. culminating in over 25 years as telephone historians and curators of telephone museums. Their research took over 10 years, and information and pictures for the text were gathered from telephone administrations, manufacturers, museums and ...

Vintage Telephones of the World 1988, Institution of Electrical Engineers, London, England

ISBN-13: 9780863411403

Hardcover

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