Complete
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6 7 10 13 17 21 23 1 14 2 12 11 3 16 22 15 4 8 20 18 5 19 9
  1. 1 a Lowest possible level (4,6)
  2. 7 a Harry Potter author (7)
  3. 8 a Trimmed — peeled (5)
  4. 10 a River over which Charon carried dead souls (4)
  5. 11 a Exceptional (8)
  6. 13 a Best ever performance (6)
  7. 15 a Pleasant smells (6)
  8. 17 a Snow storm (8)
  9. 18 a Trounce (4)
  10. 21 a Exhaust (5)
  11. 22 a Large Arctic deer (7)
  12. 23 a Officials who once made public announcements (4,6)
  13. 1 d Loud and rough (5)
  14. 2 d Gambling token (4)
  15. 3 d Away with you! (6)
  16. 4 d First-rate (3-5)
  17. 5 d Rower (7)
  18. 6 d Forbidden (10)
  19. 9 d Salted and strongly flavoured cheese (6,4)
  20. 12 d Person from Phoenix? (8)
  21. 14 d The Windy City (7)
  22. 16 d Investigator looking for missing person(s) (6)
  23. 19 d Flowing outer garments (5)
  24. 20 d Faithful (4)

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