Communication

12345678
Across
  1. 2. it is also known as telecopying
  2. 5. first post office in India was opened here
  3. 7. first newspaper published in India
  4. 8. country which has the largest postal network in the world
Down
  1. 1. it was invented by Graham Bell
  2. 3. India's first satellite sent into the space
  3. 4. national television in India
  4. 6. it was invented by John Logie Baird