Title: The Dinosaur Mystery
Description: When the Aldens go to the Pickering Natural History Museum to assist with the opening of a dinosaur exhibit, their work is hampered by a series of mysterious happenings.
Subjects: Fiction, Juvenile fiction, Brothers and sisters, Orphans, Museums, Detective and mystery stories, Mystery and detective stories, Museums -- Fiction, Brothers and sisters -- Fiction, Orphans -- Fiction, Dinosaurs, fiction, Children's fiction, Boxcar children (fictitious characters), fiction, Orphans, fiction, series:BoxcarChildren, collectionID:Boxcar2