Communication since the 1850s

By Catherine Whitely
  • Period: to

    Technology timeline

  • Pony express

    United States starts the Pony Express for mail delivery.

  • Modern Typewriter

  • Thomas Edison patents the mimeograph - an office copying machine

    also-
    Alexander Graham Bell patents the electric telephone.Melvyl Dewey writes the Dewey Decimal System for ordering library books.

  • George Eastman patents Kodak roll film camera.

  • First telephone answering machines.

  • Guglielmo Marconi transmits radio signals from Cornwall to Newfoundland - the first radio signal across the Atlantic Ocean.

  • Thomas Edison demonstrated the first talking motion picture.

  • Warner Brothers Studios invented a way to record sound separately from the film on large disks

    Sound is then played back onto motion picture

  • Developments in film and television

    NBC starts two radio networks.
    CBS founded.
    First television broadcasts in England.
    Warner Brothers releases "The Jazz Singer" the first successful talking motion picture.

  • Radio popularity spreads with the "Golden Age" of radio.First television broadcasts in the United States.Movietone system of recording film sound on an audio track right on the film invented.

  • Computers are first sold commercially.

  • The computer floppy disc invented.The microprocessor invented - considered a computer on a chip.

  • cellular telephones become widespread