Computer history

12345678910111213
Across
  1. 2. coined debugging
  2. 4. computer for code-breaking
  3. 6. first calculating device
  4. 7. first programmer
  5. 10. encryption device
  6. 12. invented colossus
  7. 13. developed a machine that helped break Enigma code
Down
  1. 1. input device
  2. 3. company started by Larry Page and Sergey Brin
  3. 5. storage device
  4. 7. Engine designed by charles babbage
  5. 8. the first calculator or adding machine
  6. 9. electronic device
  7. 11. output device