Cryptic crossword

ACROSS

1. Sus me out some sources of inspiration (5) 4. Glossy coat for his van could be about right (7) 8. How cold, the metal of the sword (5) 9. Rosin is made for the use of the composer (7) 10. A disreputable person may slash it open (3) 11. Study the roadsides as it comes together (9) 12. With which to bake five, in one version of it (4) 13. Kitty may take a dip here (4) 18. Is more certain to tear in and give up (9) 20. Either way, one will sound one’s disapproval (3) 21. It will go ahead by way of a loan (7) 22. It is military and it is drab (5) 23. Is apparently unskilled, but worthy of remark (7) 24. Go over the spadework? (5)

DOWN

1. With which one may start to grow buttons (8,5) 2. The church may give one this pointer to Heaven (7) 3. Therefore, put spirit in one’s beverage for comfort (6) 4. Italian city getting over an upheaval (6) 5. It is not as sensible as a slice of bacon (6) 6. That on the cake makes what is good even better (5) 7. Is too finical to leave the filament intact (4-9) 14. So one is bound to be forthgoing (7) 15. What finally commits a writer’s thoughts to paper (3-3) 16. Stick to a herd that’s turning east (6) 17. An intermediary who is even more impoverished? (6) 19. Fasten one’s attention to it, and bolt (5)