Older people -- Fiction. Murder -- Investigation -- Fiction. Clubs -- Fiction. Retirement communities -- Fiction. Antique dealers -- Crimes against -- Fiction.

Friendship -- Juvenile fiction. Social classes -- Juvenile fiction. Robots -- Juvenile fiction. Detective and mystery stories. Middle school boys -- Juvenile fiction.

Detective and mystery stories.

Families -- Juvenile fiction. Vacations -- Juvenile fiction. Lost articles -- Juvenile fiction. Mice -- Juvenile fiction. Detective and mystery stories.

Detective and mystery stories. Children's stories. Holmes, Sherlock -- Juvenile fiction. Watson, John H. (Fictitious character) -- Juvenile fiction.

Eccentrics and eccentricities -- Juvenile fiction. Contests -- Juvenile fiction. Libraries -- Juvenile fiction. Books and reading -- Juvenile fiction. Adventure stories.

Identity (Philosophical concept) -- Juvenile fiction. Memory -- Juvenile fiction. Nightmares -- Juvenile fiction. Murder -- Juvenile fiction. Detective and mystery stories.

Missing persons -- Juvenile fiction. Princes -- Juvenile fiction. Detective and mystery stories.

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

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.