Telegraphic communications -- observatory hut and signals
Telegraphic communications -- observatory hut and signals, as invented by Chappe in France. Each position represents a letter or word
Picture No
12904479
Media ID
47677888
Size
6519px x 3894px
(2.4MB)
Credit
Mary Evans Picture Library
Source
Engraving in The Penny Magazine', 15 February 1840, page 61
Date
1840
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Chappe Message Messaging Observatory Operate Signals Telegraphic Word
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