Author:
McGeachin, Jess, Author Illustrator.
Note:"When Oliver finds a lost library book fluttering behind a secret door in his bedroom, he knows he must return it. But when he does, a mysterious world opens up beneath his feet, taking Oliver, his new friend Rosie, and the book in tow. What--or who--will they find waiting in this strange new place? And how will they escape?"-- Provided by publisher.
