Cryptic crossword

ACROSS

1. Stealing a child as he slept? (10)

7. Those who cannot keep straight go off them (5)

8. Given instruction along certain lines? (7)

10. Stronghold must be built with speed? (8)

11. She needs a sailor to make her a superior lady (4)

13. Tell about being unpunctual (6)

15. No tale about a shed (4-2)

17. Eat away in a buffet cheaply enough, perhaps (4)

18. Given new string, or put on tape (8)

21. Not coming back with certain bald patch (7)

22. Pulled off by the artist? (5)

23. Regret breaking centre pane (10)

DOWN

1. Goes into stitches, perhaps (5)

2. Nudity is a source of discord (8)

3. I start to become a painter (6)

4. The scheme puts fifty in the vessel (4)

5. Girl eager to produce material (7)

6. Would rather have workers taking initial promotion (10)

9. Harsh record with broken rod given by worker (10)

12. Under obligation having gone round where the cargo is (8)

14. Give authority to break the silence (7)

16. Turn down right to throw out (6)

19. Doctor has monkey put something on (5)

20. Spiritual charge provides the remedy (4)