Previous cryptic solution

Across: 1. Ground glass 8. Overtone 9. Such 10. Grass

13. Yaws 16. Avow 17. Saki 18. Noes 20. State 24. Evil

25. Anathema 26. Pretentious

Down: 2. Reef 3. Utter 4. Dines 5. Assay 6. Mountain-dew

7. Cheshire cat 11. Amass 12. Sepia 14. Away 15. More

19. Salve 21. Tenon 22. Tutti 23. Beau