Claude Chappe demonstrating his optical telegraph (semaphore) system in 1793 (c1870). Creator: Unknown.

Claude Chappe demonstrating his optical telegraph (semaphore) system in 1793 (c1870). Creator: Unknown.

1-158-236 - Oxford Science Archive/Heritage Images

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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).

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  1. Unknown, attributed to: : Search Wikipedia for Unknown
People Related
  1. Claude Chappe: French: InventorSearch Wikipedia for Claude Chappe
  2. Louis Figuier: French: Author, scientist, chemist, professorSearch Wikipedia for Louis Figuier
Medium
  1. Engraving
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Pixel Dimensions (W x H) : 3619x4826
File Size : 51,168kb

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  1. 006812
  1. 006812
  1. 0460000673
  1. 1-158-236
  1. 1158236
  1. 673
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