Book(s)
The Mystery of the Burnt Cottage
The Mystery of the Disappearing Cat
The Mystery of the Secret Room
The Mystery of the Spiteful Letters
The Mystery of the Missing Necklace
The Mystery of the Hidden House
The Mystery of the Pantomime Cat
The Mystery of the Invisible Thief
The Mystery of the Vanished Prince
The Mystery of the Strange Bundle
The Mystery of Holly Lane
The Mystery of Tally-Ho Cottage
The Mystery of the Missing Man
The Mystery of the Strange Messages
The Mystery of Banshee Towers