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20 St. 44 Min, 13 Feb 1838 Jahr -

Beschreibung:

Samuel Morse sends his first public demonstration message over two miles of wire at Speedwell Ironworks in New Jersey. Morse also demonstrates his invention to the Franklin Institute and President Martin Van Buren in early 1838.[

Zugefügt zum Band der Zeit:

30 Okt 2018
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Datum:

20 St. 44 Min, 13 Feb 1838 Jahr
Jetzt
~ 187 years ago