Siphon recorder, 1870

Made:
1870 in Glasgow
inventor:
William Baron Kelvin Thomson
maker:
James White and Company

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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

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

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

Siphon recorder, designed by William Thomson (Baron Kelvin) made by James White & Company, Glasgow, 1870. Used by the Eastern Telegraph Co in Egypt, and later in India

Details

Category:
Telecommunications
Object Number:
1923-233
Materials:
brass (copper, zinc alloy), glass, metal (unknown) and wood (unidentified)
Measurements:
Recorder: 540 mm x 435 mm x 540 mm, 53 kg
paper reel on stand: 320 mm x 267 mm x 111 mm, 1.59 kg
barrel magnet: 255 mm x 230 mm x 200 mm,
type:
telegraph
taxonomy:
  • component - object
credit:
Donated by the Institutions of Electrical Engineers