#AdventuresInHistory!
#OTD #TDIH #April9, 1860 #Phonautograph records history's 1st #AudioRecording.
#EdouardLeonScottDeMartinville #RecordedSound #ScienceHistory #GreatInventions #RecordingHistory #AdventuresInHistory
en.wikipedia.org/wiki/Phonaut...
#OTD #TDIH #April9, 1860 #Phonautograph records history's 1st #AudioRecording.
#EdouardLeonScottDeMartinville #RecordedSound #ScienceHistory #GreatInventions #RecordingHistory #AdventuresInHistory
en.wikipedia.org/wiki/Phonaut...
April 9, 2025 at 6:07 AM
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