Working History — 1933-1964
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This telephone Keysender No.5 LA was also known as the 'Macadie Keysender', supposedly after its designer. It was supplied by the Post Office to telephone operators in offices and factories. The unit replaced the switchboard dial.
telephone switchboard accessory, telephone key sender
metal
Permanent collectionBT Connected Earth
BT
© BT Heritage
To license this image for commercial use, please contact the London Museum Picture Library.
