Cryptic crossword

ACROSS

1. He takes one’s place, as may be seen on the map (6)

8. Smooth tree in which to fly through the air (5)

9. Seek to get votes for picture at head of salon (7)

11. Contemptuous, how the Navy got in focus given latitude (8)

12. Literary drudge will cook using hot spices (5)

15. Skin opening one will gaze at closely (4)

16. Plump for the old physical training (3)

17. What springs to mind is almost perfect (4)

19. Broken, like a fuse, as tuba is played (5)

21. Where there’s tin mining: nasty, as it ran out (8)

24. Pledge given by listener sent packing (7)

25. Professor’s appointment has a rich potential (5)

26. Room for food in a particular derivative (6)

DOWN

2. Escape some dreaded avenger who turned up (5)

3. Was billed by company, being in dive by mistake (8)

4. American ship loudly began the bother (4)

5. High feature in my last gasp I regret (5)

6. Young creature has the backing of the leg (4)

7. Became enamoured of the moorland (4)

10. Holy writ might turn priest to cur (9)

12. One taken in quietly in being owed (4)

13. Maker of headgear isn’t well when pit worker is around (8)

14. The cart will give way endlessly when it’s at home (4)

18. Take cocaine to be neither alternative in the street (5)

20. To be prodigal used to be a tie with one abandoned (5)

21. It may be a blow if one can put one’s foot in it (4)

22. The first person to be an architect (4)

23. Sailing-boat to lay up around the start of winter (4)