Electric telegraph apparatus by J.J. Griffin & Sons

Made:
1875-1899
maker:
J. J. Griffin & Sons
Electric telegraph apparatus by J.J. Griffin & Sons, c.1885

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Electric telegraph apparatus by J.J. Griffin & Sons, c.1885
Science Museum Group
© The Board of Trustees of the Science Museum

Electric telegraph apparatus by J.J. Griffin & Sons, c.1885

Details

Category:
Science Teaching
Object Number:
1984-339
type:
telegraph apparatus
credit:
Sutton High School for Boys