Sir W. F. Cooke's original electric alarum, 1835-1840

Sir W. F. Cooke's original electric alarum, 1835-1840 Sir W. F. Cooke's original electric alarum, 1835-1840 Sir W. F. Cooke's original electric alarum, 1835-1840 Sir W. F. Cooke's original electric alarum, 1835-1840 Sir W. F. Cooke's original electric alarum, 1835-1840 Sir W. F. Cooke's original electric alarum, 1835-1840 Sir W. F. Cooke's original electric alarum, 1835-1840 Sir W. F. Cooke's original electric alarum, 1835-1840 Sir W. F. Cooke's original electric alarum, 1835-1840

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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

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

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

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

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

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

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

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

Sir W. F. Cooke's original electric alarum, unknown maker, British, 1835-1840.

This sample of gutta-percha insulated cable dates from around 1848-1849. It was possibly the cable laid by the Electric Telegraph Company between its Lothbury headquarters and Shoreditch (probably the railway station), a distance of approximately one mile. Though it was a good insulator, gutta percha tended to disintegrate after a few years in harsh city environments.

Details

Category:
Telecommunications
Object Number:
1923-278
Materials:
wood (unidentified) and metal (unknown)
Measurements:
overall: 355 mm x 360 mm x 280 mm, 5.11kg
type:
telegraph
credit:
Donated by the Institution of Electrical Engineers