The world of growing knowledge

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Across
  1. 2. invented the first printing press
  2. 3. were the first one to make paper
  3. 6. the wedge shaped writing of Mesopotamia
  4. 7. a system or style of writing
  5. 8. was developed by an ancient mathematician
Down
  1. 1. is a boon to blind people
  2. 4. from which the word"paper"got it's name
  3. 5. a person who copies document,writers