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 Telecommunications Object Thesaurus Term

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needle telegraph

needle telegraphs

Initial Reference:
Electricity and the Electric Telegraph, by Prescott (London; 1877)

Top term:

Broader term:

Scope notes:
Form of electric telegraph in which characters are conveyed by centre-pivoted indicator needles. Early examples used combinations of needle pairs to point to characters on a matrix. Later models used combinations of left/right movements of one or two needles.


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