Paul Galdone

Basil, the mouse detective, is involved in one of his most baffling cases, complete with mystery, clues, disguises, chases, and a happy ending.

Basil leads an expedition up a towering Swiss mountain in search of a colony of mice who have been missing for centuries, but before he can solve the mystery he must confront a mysterious snow mouse and evil Professor Ratigan.

Kevin and Kerby go to scary Bald Mountain at night to search for a rare mystery ingredient that would guarantee the prize in a cookie contest.