Claude Chappe Demonstrating His Optical
by Print Collector
Title
Claude Chappe Demonstrating His Optical
Artist
Print Collector
Medium
Drawing - Illustration
Description
Claude Chappe demonstrating his optical telegraph (semaphore) system in 1793 (c1870). Chappe's (1763-1805) system was in use in France and French colonies until about 1850. Every 5 to 10 miles men in a repeater tower read the message through a telescope, then relayed it to the next tower. From Les Merveilles de la Science by Louis Figuier. (Paris, c1870). (Photo by Oxford Science Archive/Print Collector/Getty Images)
Image provided by Getty Images.
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January 28th, 2021
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Image ID
463919025
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