Telephone Exchange Cord Tester

Made:
1928

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Science Museum Group Collection
© The Board of Trustees of the Science Museum

Manual telephone exchange CB cord circuit tester, made by the General Post Office, Birmingham, 1928.

Details

Category:
Telecommunications
Object Number:
Y2003.22.15
Materials:
metal (unknown) and wood (unidentified)
type:
manual telephone exchange cord tester
credit:
Gift of British Telecommunications plc