51.

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Across
  1. 2. Caribbean music company without plays, perhaps (7)
  2. 5. A substance used to give a particular odour to a product (7)
  3. 6. Grandmothers give directions about little orphan (7)
  4. 8. What distillers used to give answers to accusations (7)
  5. 9. Hesitates to give direction to street party (7)
  6. 10. Give directions
  7. 13. Be forced to give way (7)
  8. 15. Light umbrella used to give shade (7)
  9. 17. Agent used to give immunity
  10. 18. Endlessly proved wrong, fool's used the high road
  11. 19. How party without women sadly becomes degenerate (7)
Down
  1. 1. Daft-sounding fool used to make chips
  2. 3. Rare metallic element, number 39 on the periodic table, used to give the colour red in television pi
  3. 4. Resinous matter dissolved in oil etc. used to give gloss to the surface of wood, etc.
  4. 7. Gave direction in the desert around the East (7)
  5. 9. Having put one's foot down, tend to give way about the gun (7)
  6. 11. Drives a person who gives direction (7)
  7. 12. Company without garb for bandit
  8. 14. Company without any fool used to give direction (7)
  9. 16. Two types of drink one used to give strength?