Title: The castle mystery
Description: The Alden children have another mystery to solve when they visit a castle and must figure out which of the guests has stolen the Stradivarius violin.
Subjects: Castles, Brothers and sisters, Orphans, Graphic novels, Fiction, Mystery and detective novels, Mystery and detective stories, Comics & graphic novels, crime & mystery, Boxcar children (Fictitious characters), Comic books, strips, Cartoons and comics, Children's fiction, Boxcar children (fictitious characters), fiction, Orphans, fiction, Brothers and sisters, fiction, Castles, fiction