Complete
00:00:00
1 9 12 13 17 20 22 11 2 18 3 23 4 10 16 14 8 21 5 6 15 7 19
  1. 1 a Communication mailed with no envelope (8)
  2. 5 a A or the? (4)
  3. 9 a Rule (5)
  4. 10 a Approval (2-5)
  5. 11 a Stick tipped with iron (12)
  6. 13 a Very much (4,2)
  7. 14 a Winter hanger-on? (6)
  8. 17 a Amoral (12)
  9. 20 a Simulate (7)
  10. 21 a Out and away (2,3)
  11. 22 a Roué (4)
  12. 23 a Supplement at the end of a written work (8)
  13. 1 d Fringe benefit (abbr) (4)
  14. 2 d Taking possession by force (7)
  15. 3 d Two middle pages of a magazine (6,6)
  16. 4 d Well-built and rough-looking (6)
  17. 6 d Eighth letter in the Greek alphabet (5)
  18. 7 d Adapted (8)
  19. 8 d Controversial issue that's the talk of the town (5,7)
  20. 12 d Odd (8)
  21. 15 d Well pleased (informal) (7)
  22. 16 d Financial support (6)
  23. 18 d Simper (5)
  24. 19 d Large African antelope with long straight horns (4)

Across

Down