Cryptic crossword

ACROSS

1. Flat sort of sculpture may give one a feeling of let-up (6)

8. Not having passed on four, being in the drink (5)

9. Also, in being reared, it is marked (7)

11. Local government office won’t change the vestibule (4,4) 12. How to festoon, after a fuss, the senior service (5)

15. Deserve to be a listener on television finally (4)

16. It sticks, having roots embedded in it (3)

17. Stop? Don’t begin: just don’t press so hard (4)

19. Part of firearm a shop will have available (5)

21. To be so deranged indeed meant being heartless (8)

24. How to keep oneself from being a burden (7)

25. How in Summer gentlemen manage to blend in (5) 26. Youngster has upset revolutionary as it lets one ascend (6)

DOWN

2. Looked embarrassed to follow the Queen, and wasn’t right (5) 3. No rating is so disposed to be unlettered (8)

4. What pro charges at start of trial may be marked on rules (4) 5. A jibe at a body of international statesmen in Manx race (5) 6. She sings of a girl shortly going to Virginia (4)

7. Sound as this thing was designed for diving (4)

10. Old coppers now changed in the administration of Australasia (4,5)

12. At its peak it swings the axe round top of poplar (4)

13. Little Alfred held contents of letter in chains (8)

14. Department of newspaper orchestral player is at (4)

18. There’s no getting back the collection, but it’s a start (5)

20. This wave is not a welcome one, and doesn’t pay (5)

21. Rotten place to leave one abandoned (4)

22. Find the writer holding gold, which is something else (4) 23. A bargain struck in wood (4)