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Longford history: Edgeworth's telegraphic message recalled
09 Sep 2023 12:55 GMT
… that year he demonstrated his optical telegraph by ‘conversing’ a distance of …
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How Complex Math and Human Innovation Created the Calculator
31 Aug 2023 09:59 GMT
… , hosted more than five hundred “optical telegraph” stations within its borders.
Then …
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Explore Vintage Voyage at BITM
01 Jun 2023 03:50 GMT
… Street crash. Broadcast displays radio, optical telegraphy and more. Tether has specimens … to decipher secret codes through optical telegraphy which was used by Napoleon …
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Adobe launches new semaphore puzzle contest atop downtown San Jose tower
11 May 2023 14:38 GMT
… tech titan’s latest tricky optical telegraph that challenges people to crack … for miles (and online!)”
The optical telegraph puzzle might be a tough …
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Can you crack the code? Adobe's new semaphore puzzle illuminates San Jose skyline
12 May 2023 03:49 GMT
… semaphore exactly? A semaphore, or optical telegraph, is a system that uses …
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Good News in History, March 2
02 Mar 2023 22:47 GMT
… Claude Chappe used the first optical telegraph to send a message over …
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On this day March 2
01 Mar 2023 12:10 GMT
1791: The optical telegraph (semaphore machine) was unveiled in …
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How stock quotes can better inform your investing decisions
16 Sep 2022 21:56 GMT
… antique illustration of the Semaphore Optical Telegraph. An operator would relay messages …
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My pilgrimage to the site of Paul Klee's Hammamet with Its Mosque
07 Sep 2022 23:50 GMT
… army set up a flashing optical telegraph using towers with a clear …
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This Month in Tech History: May
01 May 2022 17:10 GMT
… back to the 1700s, the optical telegraph relied on visual signals relayed …