1 / 7

Great Moments in Communications

Great Moments in Communications. 45,000 BC. Neanderthal man carves a picture on a woolly mammoth tooth. . 3,500 BC. Sumerians record pictographs representing words on clay tablets. . 1450. Johann gutenburg invents a printing press using movable metal type. 1792.

aviva
Télécharger la présentation

Great Moments in Communications

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Great Moments in Communications

  2. 45,000 BC Neanderthal man carves a picture on a woolly mammoth tooth.

  3. 3,500 BC • Sumerians record pictographs representing words on clay tablets.

  4. 1450 • Johann gutenburg invents a printing press using movable metal type.

  5. 1792 • Mechanical semaphore is invented in france.

  6. 1924 • Pictures are transmitted over telephone lines.

  7. 1972 • The first E-mail messages are sent.

More Related