The Seven Sleepers are sent to foil the Dark Lord in Whiteland where they must destroy a special chair deep inside the wizard's palace.
- ISBN10 0613886119
- ISBN13 9780613886116
- Publish Date 7 February 2000
- Publish Status Active
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Language English