Switchboard relays made by the

Made:
1933 in London
Switchboard relays made by the

Switchboard relays made by the
Science Museum Group
© The Board of Trustees of the Science Musuem

Switchboard relays made by the Western Electric Co. Ltd, London, 1933

Details

Category:
Telecommunications
Object Number:
Y2003.22.268
type:
telephone exchange relay
credit:
Gift of British Telecommunications plc