Title: The Mystery Cruise
Description: While on a cruise with their grandfather, the Alden children help discover who is behind the mysterious troubles of the ship--disconnected phone lines, engine trouble, a man overboard--and still have fun sightseeing, eating, and swimming.
Subjects: Boxcar children (Fictitious characters), Families, Brothers and sisters, Family, Juvenile fiction, Cruise ships, Fiction, Brothers and sisters in fiction, Orphans in fiction, Orphans, Cruise ships in fiction, Mystery and detective stories, Detective and mystery stories, Children's fiction, Boxcar children (fictitious characters), fiction, Orphans, fiction, series:BoxcarChildren, collectionID:Boxcar2, Family, fiction, Siblings, fiction, Ships, fiction