![Thomas Alva Edison's first Phonograph (1878). In this model the cylinder on which the sound was recorded had to be rotated by hand. Instrument in recording mode. A horn was fitted to Thomas Alva Edison's first Phonograph (1878). In this model the cylinder on which the sound was recorded had to be rotated by hand. Instrument in recording mode. A horn was fitted to](https://c8.alamy.com/comp/D96K9Y/thomas-alva-edisons-first-phonograph-1878-in-this-model-the-cylinder-D96K9Y.jpg)
Thomas Alva Edison's first Phonograph (1878). In this model the cylinder on which the sound was recorded had to be rotated by hand. Instrument in recording mode. A horn was fitted to
![The first successful sound recording device was developed by Leon Scott de Martinville in In March of that year he was granted Patent No for. - ppt download The first successful sound recording device was developed by Leon Scott de Martinville in In March of that year he was granted Patent No for. - ppt download](https://slideplayer.com/9454141/29/images/slide_1.jpg)
The first successful sound recording device was developed by Leon Scott de Martinville in In March of that year he was granted Patent No for. - ppt download
![The Origins of Sound Recording - Thomas Edison National Historical Park (U.S. National Park Service) The Origins of Sound Recording - Thomas Edison National Historical Park (U.S. National Park Service)](https://www.nps.gov/edis/learn/historyculture/images/Koenig-phonautograph_Kruesi-phonograph_267pxw.jpg?maxwidth=650&autorotate=false)