Post Office Research Station, Dollis Hill: The Demonstration Room -Telephones

Description:
Dollis Hill was the home of the Post Office Research Station from the 1920's to the 1970's. The research station was dedicated mainly to research in telecommunications. In this picture a woman is shown demonstrating a telephone exchange.
Production Date:
1930 - 1939
ID no:
BRNT_2734
Copyright:
Copyright unknown; Digital Image: Brent Archive

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