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3 mar 1843 ano - Signs "An Act to test the practicability of establishing a system of electro-magnetic telegraphs by the United States" appropriating $30,000 testing the invention of Samuel F. B. Morse under the superintendence of Professor Morse

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ByJosiah
7 meses atrás
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3 mar 1843 ano
Agora
~ 182 years ago
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