Phonograph

Sources

1. ArchivalImprovement in Phonograph or Speaking Machines, US Patent 200,521
2. WebsiteHistory of the Cylinder Phonograph

Relations

invented by:

• Thomas Edison

  Sources: Improvement in Phonograph or Speaking Machines, US Patent 200,521, History of the Cylinder Phonograph

Appears in4 items

• 
  Recorded Sound4 items
  • Charles Cros seals his idea in an envelope30 Apr 1877
  • Edison’s tinfoil phonographDec 1877
  • 
    Cylinders1889
  • A nickel in the slot23 Nov 1889