Missing persons -- Investigation -- Fiction. Women journalists -- Fiction. Coming of age -- Fiction. Pennsylvania -- Fiction. Suspense fiction.

Journalists -- Sweden -- Fiction. Reporters and reporting -- Fiction. Hackers -- Fiction. Stockholm (Sweden) -- Fiction. Sweden -- Fiction.

Maine -- Fiction. Detective and mystery stories.

Crown jewels -- Great Britain -- Juvenile fiction. Theft -- Juvenile fiction. Detective and mystery stories. Humorous stories. Mystery and detective stories.

Holmes, Sherlock -- Juvenile fiction. Watson, John H. (Fictitious character) -- Juvenile fiction. Crime -- Juvenile fiction. Betrayal -- Juvenile fiction. Detective and mystery fiction.

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.

Hardy Boys -- Juvenile fiction. Detective and mystery stories. Mystery and detective stories.

Hardy Boys -- Juvenile fiction. Outlaws -- Juvenile fiction. Mystery and detective stories.

Hardy Boys -- Juvenile fiction. Counterfeits and counterfeiting -- Juvenile fiction. National security -- Juvenile fiction. Detective and mystery stories.

Owls -- Juvenile fiction. Animals -- Juvenile fiction. Pumpkin -- Juvenile fiction. Sharing -- Juvenile fiction. Diaries -- Juvenile fiction.

Murder -- Investigation -- Fiction. Cold cases (Criminal investigation) -- Fiction. Detective and mystery stories.

Mice -- Juvenile fiction. Theft -- Juvenile fiction. Necklaces -- Juvenile fiction. Mice -- Fiction. Stealing -- Fiction.