1. The Secret Battle Plan of Nathan Hale
2. The Secret Map of the Bandit Queen
3. The Medal of Sir Edmund Hillary
4. The Snow Cone of Mount Kilimanjaro
5. The Golden Cricket Cage of Khan
6. The Broken Trident of Poseidon
7. John Henry's Lost Hammer
8. Galileo's Cannonball
9. The Ruby Earring of bin-Zibab
10. The Star of Sultan Saladin
11.

12. Henry VIII's Great Seal
13. The Pendant of Kamehameha
14. The Collar of Davy Crockett
15. The Snake Bracelet of Cleopatra
16. The Codebook of Mata Hari
17. The War Fan of the Forty-Seven Ronin
18. The Enormous Iron Nose Ring of Babe the Ox
19. The Priceless Portrait of the Polynesian Girl
20. The Missing Eye of David
21.