The Four Inventions

By ChiefPoptarts
  • Light Bulb

    Light Bulb

    Inventor: Humphry Davy
    Date Unknown
  • Telephone

    Telephone

    Inventor: Alexander Graham Bell
  • Phonograph

    Phonograph

    Inventor: Thomas Edison
  • Radio

    Radio

    Inventor: Gugliemo Marcon
    Date Unknown