Description
Books as follows: 1. The Tower treasure. 2. The house on the cliff. 3. The secret of the old mill. 4. The missing chums 5. Hunting for hidden gold. 6. The shore Road mystery 7. The secret of the caves. 10. What happened at midnight 16. A figure in hiding. 18. The twisted claw. 19. The disappearing floor. 22. The flickering torch mystery. 24. The short wave mystery. 27. The secret of skull Mountain. 29. The secret of the lost tunnel. 31. The secret of wildcat Swamp. 37. The ghost at skeleton rock. 38. The mystery at Devils paw 39. The mystery of the Chinese junk. 41. The clue of the screeching owl. 42. The Viking symbol mystery. 43. The mystery of the Aztec warrior. 44. The haunted fort. 48. The Arctic patrol mystery. 50. Danger on vampire trail. 52. The shattered helmet. 55. The witchmaster's key Some have owner's name on inside of books, please see pictures for example. Non smoking home.