DOUBLE CROSSWORD

CRYPTIC CLUES: Across

1. Link up in space where prisoner stands (4) 3. Unlucky lad if let out (3-5) 9. Boy is wicked pest to bird (7) 10. Rub out some mistake or other as early as possible (5) 11. It shows intention of making a comeback (6,6) 13. A creditable presentation is expected of it (6) 15. Sibling of same age gets half sharp pain (6) 17. Resisting by getting to one's feet? (12) 20. Stage presentation of work taking a long time (5) 21. Self-centred person is to get corrected (7) 22. Prepare to find egghead in awful tragedy (3,5) 23. Ring given to workers as sign (4)

Down

1. Area where more than 500 are over-rigorous (8) 2. 100 having a breather on the topmost point (5) 4. It is measured in fall (6) 5. Nice views might be seen through it (6,6) 6. Strangely ardent to take one in part-exchange (5-2) 7. Made attractive sketches, perhaps (4) 8. Meticulous passenger in the road? (12) 12. Increase the hinge (8) 14. Clear I should be in part of the games (7) 16. 10 o'clock will see the dunderhead present himself (6) 18. Said I omitted to include language feature (5) 19. Yearn over a specified time (4)