Bairds television 1927

History of Communications by Hunt's Class

By balesm
  • Oct 26, 1450

    Printing Press Invented

    Printing Press Invented
    Johannes Gutenberg invented the printing press in 1450. It made books less expensive and it can also make newspapers and copies of pictures.
  • Oct 26, 1565

    Pencil invented

    Conrad Gesner invented the first pencil in 1565. It is used as a tool to record information and there are even special ones that doctors use to draw on bodies before surgery.
  • Camera invented

    Camera invented
    The first camera was invented by Joseph Nicephore. A camera can take pictures and make movies.
  • Fax machine invented

    Fax machine invented
    Alexander Bain invented the fax machine. It sends and receives messages from far away and will transmit pictures of documents.
  • Telegraph invented

    Telegraph invented
    Samuel Morse invented the telegraph to send messages. You tap a key in Morse code to transmit a message great distances.
  • Telephone invented by Alexander Graham Bell

    Telephones are important because they send voice messages over long distances.
  • Phonograph invented

    Phonograph invented
    Invented by Thomas Edison, the phonograph was the first device for recording and playing back sound. It was made of a cardboard cylinder wrapped in tinfoil. It recorded with a small needle that formed a track in the foil,
  • Radio invented

    Radio invented
    Gugliemo Marconi invented the radio. The Titanic used his equipment to signal for help. Radios can help you signal others or listen to music.
  • Computer invented in 1945

    Computer invented in 1945
    Charles Babbage invented the first computing device in the 1800's but modern computers were developed in the 1940s. Computers are useful for recording facts.
  • Liquid Paper invented

    Liquid paper helps to correct errors while typing with a typewriter.
  • Computer Mouse

    Computer Mouse
    Invented by Douglas Engelbart. This allows users to click on a picture on a computer screen.
  • Internet invented

    Internet invented
    The internet changed our lives because you can communicate wih people. It was made by the government.
  • Paper invented

    Paper invented
    Paper is made with long stranded wood pulp fiber. Paper was first invented by the Chinese.