The Highgate Wood telephone exchange was the first all-electronic telephone exchange in Britain. It was built in the London suburb of Highgate by members from (JERC).
The Highgate Wood telephone exchange was the first all-electronic telephone exchange in Britain. It was built in the London suburb of Highgate by members from (JERC). (en)
The Highgate Wood telephone exchange was the first all-electronic telephone exchange in Britain. It was built in the London suburb of Highgate by members from (JERC). (en)