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