Illustration depicting French military signals using an optical field telegraph. Dated 19th Century

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Size: 9371px × 6714px
Location:
Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 19th, century, communicate, communication, dated, depicting, field, france, french, illustrated, illustration, military, optical, signal, signals, telegraph, telegraph.