Picture No | 10217756 |
Date | 1909 |
Description | The First Modern Rotary Dial Telephone 1909 |
Details |
Photograph of the first automatic telephone exchange system (modern telephone), installed by the German Post Office in 1909. The original caption explained: 'Each subscriber is his own exchange, moving the clocklike face of the telephone until the right sequence of numbers has been called.'
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Source | Photograph by Bolak in 'The Illustrated London News', 11 September 1909, page 356 |
Credit | © Illustrated London News Ltd/Mary Evans |
Restrictions |
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