Books without Dust Jackets

These books include tweed, solid blue with orange silhouette and solid blue with blue silhouette (picture cover books can be found in other categories)

Click on the book name to see details (If no link, none available at this time, please check back)

1. The Secret of the Old Clock	20. The Clue in the Jewel Box
2. The Hidden Staircase	21. The Secret in the Old Attic
3. The Bungalow Mystery	22. The Clue in the Crumbling Wall
4. The Mystery at Lilac Inn	23. The Mystery of the Tolling Bell
5. The Secret at Shadow Ranch	24. The Clue in the Old Album
6. The Secret of Red Gate Farm	25. The Ghost of Blackwood Hall
7. The Clue in the Diary	26. The Clue of the Leaning Chimney
8. Nancy's Mysterious Letter	27. The Secret of the Wooden Lady
9. The Sign of the Twisted Candles	28. The Clue of the Black Keys
10. The Password to Larkspur Lane	29. The Mystery of the Ski Jump
11. The Clue of the Broken Locket	30. The Clue of the Velvet Mask
12. The Message in the Hollow Oak	31. The Ringmaster's Secret
13. The Mystery of the Ivory Charm	32. The Scarlet Slipper
14. The Whispering Statue	33. The Witch Tree Symbol
15. The Haunted Bridge	34. The Hidden Window
16. The Clue of the Tapping Heels	35. The Haunted Showboat
17. The Mystery of the Brass-Bound Trunk	36. The Secret of the Golden Pavilion
18. The Mystery of the Moss-Covered Mansion	37. The Clue in the Old Stagecoach
19. The Quest of the Missing Map	38. The Mystery of the Fire Dragon