Communication inventions

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Across
  1. 2. a place where most primitive type of communication was found
  2. 4. the most transformative development in human existence since the control of fire
  3. 6. a place where Industrial Revolution began in the 18th century
  4. 7. the invention of Johannes Gutenberg
  5. 9. The first modern electronic digital computer
  6. 11. a figure who's election is signaled by white smoke
  7. 12. oldest form of long-distance communication
Down
  1. 1. the invention of Alexander Graham Bell
  2. 3. ancient Egyptian writing system
  3. 5. a place where paper was first invented
  4. 8. Greek word for art, skill, craft
  5. 10. the brand of the most successful touchscreen device released in 2007
  6. 13. the name of world’s first camera to come in film rolls