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Electric telegraph was invented
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Morse Code was invented
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First demonstration in a University classroom
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Samuel creates a friendship with Dr. Leonard Gale and Alfred Vail
They helped him significantly with the telegraph -
Samuel changed the telegraphic dictionary
he made a code for each letter instead of using number codes to represent words -
Samuel demonstrated the telegraph to President Martin Van Buren
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Samuel is given a patent for his telegraph
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Samuel is given a patent for his telegraph
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Samuel and Dr. Gale experiment underwater transmission
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Samuel was given $30,000 to string wires from Washington, D.C. to Baltimore, Maryland
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Samuel sends the first telegraphed message
It was from the Supreme Court chamber in Washington, D.C., to the Railroad Depot in Baltimore, Maryland. -
First arrest via telegraph
John Tawell was found guilty of murdering his wife -
First arrest via telegraph
John Tawell was found guilty of murdering his wife -
European nations created International Morse Code
IMC included letters with diacritic marks