Books by Mel Lyle
The Mystery of the Vanishing L
The Mystery of the Vanishing Lady (A Power Boys Adventure, No. 6)
A Power Boys Adventure The Mystery of the Double Kidnapping (A Power Boys Adventure)
The Mystery of the Double Kidnapping
The mystery of the burning ocean
The Mystery of the Burning Ocean (A Power Boys Adventure, No. 3)
The mystery of the million-dollar penny
The Mystery of the Million-Dollar Penny (A Power Boys Adventure, No. 4)
The mystery of the flying skeleton
The mystery of the flying skel
The mystery of the flying skeleton (A Power boys adventure)
The mystery of the haunted skyscraper
The Mystery of the Haunted Sky
The Mystery of the Haunted Skyscraper (A Power Boys Adventure, No. 1)