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Kameron Gutierrez
25 May, 20:50
When was the first semaphore installed?
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Laylah Pennington
25 May, 23:54
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In 1793, a Frenchman, Claude Chappe invented the Semaphore Telegraph, which is a visual signaling system. Chappe's telegraphs were installed on towers built roughly 10 to 15 km apart.
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