Telegraphs are machines for conveying information over extensive lines with great rapidity.
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Nationality: English Type: Mathematician Born: December 26, 1792 Death: October 18, 1871 |
Telegraphs are machines for conveying information over extensive lines with great rapidity.
![]() |
Nationality: English Type: Mathematician Born: December 26, 1792 Death: October 18, 1871 |