Boeken

De schreeuwende wenteltrap De schreeuwende wenteltrap
2016
The Amulet of Samarkand The Amulet of Samarkand
2011
Lockwood & Co: The Screaming Staircase Lockwood & Co: The Screaming Staircase
2013
Lockwood & Co: The Dagger in the Desk Lockwood & Co: The Dagger in the Desk
2015
Lockwood & Co: The Empty Grave Lockwood & Co: The Empty Grave
2017
Lockwood & Co: The Whispering Skull Lockwood & Co: The Whispering Skull
2014

Audioboeken

Lockwood & Co: The Screaming Staircase Lockwood & Co: The Screaming Staircase
2013
Lockwood & Co: The Whispering Skull Lockwood & Co: The Whispering Skull
2014
Lockwood & Co: The Empty Grave Lockwood & Co: The Empty Grave
2017
Lockwood & Co: The Creeping Shadow Lockwood & Co: The Creeping Shadow
2016
Lockwood & Co: The Hollow Boy Lockwood & Co: The Hollow Boy
2015
The Amulet of Samarkand (Abridged) The Amulet of Samarkand (Abridged)
2007