[Home]Telegraph

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Changed: 1c1
A telegraph is a machinery for telegraphy.
A telegraph is a machinery for telegraphy.

Changed: 3c3
Morse code, Samuel Morse.
Morse code, Samuel Morse.
A telegraph is a machinery for telegraphy. See optical telegraph, electrical telegraph, Morse code, Samuel Morse.
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Last edited September 17, 2001 9:30 pm by Pinkunicorn (diff)
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