+3 votes
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in Science & Technology ⚡ by

But they were only for visual study of the waves.


The inventor, Scott de Martinville, did not know how to play them back as audible tones.


That was not accomplished until 2008.


https://www.anecdote-du-jour.com/le-premier-enregistrement-de-voix-au-monde-date-de-1860/

3 Answers

+3 votes
by

Dang frogs always get credit for everything! :D

+2 votes
by
Lucky they invented google translate a bit later
by

:D 

+1 vote
by
Je ne savais pas.
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