Boarding schools -- Juvenile fiction. Library technicians -- Juvenile fiction. Schools -- Juvenile fiction. Libraries -- Juvenile fiction. Mystery and detective stories.

School children -- Comic books, strips, etc. School children -- Juvenile fiction. Elementary schools -- Comic books, strips, etc. Elementary schools -- Juvenile fiction. Lost articles -- Comic books, strips, etc.

Murder -- Juvenile fiction. High schools -- Juvenile fiction. Uncles -- Juvenile fiction. Detective and mystery stories. Young adult fiction.

Jansen, Cam (Fictitious character) -- Juvenile fiction. Cats -- Juvenile fiction. Schools -- Juvenile fiction. Mystery and detective stories. Detective and mystery stories.

Mystery and detective stories. Puzzles -- Juvenile fiction. Art thefts -- Juvenile fiction. Mistaken identity -- Juvenile fiction. Catholic schools -- Juvenile fiction.

Mice -- Juvenile fiction. Journalists -- Juvenile fiction. Schools -- Juvenile fiction. Mice -- Fiction. Journalists -- Fiction.