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 WORLD-INFOSTRUCTURE > TIMELINE OF COMMUNICATION SYSTEMS
  1. Timeline of Communication Systems: Introduction
  2. 4000 - 1000 B.C.
  3. 1000 B.C. - 0
  4. 0 - 1400 A.D.
  5. 1400 - 1500 A.D.
  6. 1500 - 1700 A.D.
  7. 1700 - 1800 A.D.
  8. 1800 - 1900 A.D.
  9. 1900 - 2000 A.D.
  10. 2000 A.D.
  11. More and more, faster and faster, but...
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