The House with a Clock in Its Walls (Lewis Barnavelt)
The Mummy, The Will, and The Crypt
The Mansion in the Mist (Anthony Monday)
The Mummy, the Will, and the Crypt (Johnny Dixon)
The Letter, the Witch, and the Ring (Lewis Barnavelt)
The Treasure of Alpheus Winterborn: An Anthony Monday Mystery
The Lamp from the Warlock's Tomb