Title: The Mystery Girl
Description: While helping run Jerry Taylor's general store, the Alden children investigate his mysterious employee Nancy.
Subjects: Juvenile fiction, Fiction, Orphans, Boxcar children (Fictitious characters), Brothers and sisters, Mystery and detective stories, Families, Family, Children's fiction, Boxcar children (fictitious characters), fiction, Orphans, fiction, series:BoxcarChildren, collectionID:Boxcar2, Siblings, fiction, Family, fiction