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A comment on Email in the 18th century: the optical telegraph.

Re:Email in the 18th century: the optical telegraph by dang on Tuesday July 25, 2023 @09:12PM (#36871937)
Discussed at the time (of the article):

Email in the 18th century - https://news.ycombinator.com/item?id=92296 - Dec 2007 (4 comments)

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Re:Email in the 18th century: the optical telegraph by dredmorbius on Tuesday July 25, 2023 @09:58PM (#36872242)
Discussed at the time (of the invention):

"Telegraph, Perfection of the, in Franch" <https://www.google.com/books/edition/Encyclopaedia_Perthensi...> (1816)

"M. Chappe Laine's History of the Telegraph" <https://www.google.com/books/edition/Articles_and_correspond...> (1826)

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