Two screws from a portion of first underground cable laid in London

Two screws from a portion of first underground cable laid in

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Two screws from a portion of first underground cable laid in
Science Museum Group
© The Board of Trustees of the Science Museum

Two screws from a portion of first underground cable laid in London, unknown maker, London, United Kingdom, 1844-1923. In crystal box

Details

Category:
Telecommunications
Object Number:
1923-239/3
Materials:
brass (copper, zinc alloy)
type:
cable
credit:
Institution of Electrical Engineers