Christopher Cool: TEEN Agent (Jack Lancer)

Hardy Boys-style adventures featuring teenage agents Christopher Cool and Geronimo Johnson.

Title Author Year
1. X Marks the Spy Lancer 1967
2. Mission: Moonfire Lancer 1967
3. Department of Danger Lancer 1967
4. Ace of Shadows Lancer 1968
5. Heads You Lose Lancer 1968
6. Trial by Fury Lancer 1969