TELEPHONE EXCHANGE 1929
London's new Automatic Telephone Exchange, showing the manual board through which ordinary subscribers were connected to the automatic system, without an operator
Picture No
10144296
Media ID
44877823
Size
5922px x 4246px
(2.7MB)
Credit
Mary Evans Picture Library
Source
Unattributed photograph for Barnaby's Studios Ltd
Date
31 January 1929
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Automatic Connected Exchanges Flooring Operator Ordinary Parque Subscribers
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