The Royal Book of Oz : $b In which the Scarecrow goes to search for his family tree and discovers that he is the long lost Emperor of the Silver Island
Oz (Imaginary place) -- Juvenile fictionFantasy literatureKings and rulers -- Juvenile fictionGale, Dorothy (Fictitious character) -- Juvenile fictionCowardly Lion (Fictitious character) -- Juvenile fictionScarecrow (Fictitious character from Baum) -- Juvenile fictionPZ