19.

1234567891011121314151617181920
Across
  1. 1. CODE A communications innovation first used in the UK in Norwich (1959) and Croydon (1967)
  2. 4. Ring a friend for a valued mineral
  3. 5. A valued piece of sticky paper (5)
  4. 8. Lynch a GI horribly in a painful way
  5. 9. Use a regular payment to keep a valued family servant (8)
  6. 10. In a painful way, only changing sides about half way through (6)
  7. 12. ___ gun, type of machine gun with a cluster of barrels first used in the U.S. Civil War (7)
  8. 14. Threatened in a frightening way (7)
  9. 18. Yule fowl cooked in a terrible way
  10. 20. Fear completely in a terrible way
Down
  1. 2. Taking an object of art invites getting beaten up
  2. 3. House idly refurbished in a frightful way (9)
  3. 6. In a frightening way
  4. 7. National animal of Scotland, first used in the royal coat of arms by William I in the 12th century (7)
  5. 11. OLD Ancient leader of Egypt invested in a precious metal (3-3)
  6. 13. IT ON THE SHIN Get one's kicks in a painful way?
  7. 15. Go wrong in a terrible way
  8. 16. In a terrible manner (7)
  9. 17. Puffed out in a terrible way
  10. 19. 'A valued wool producer transplanted in Rome'