Related Clues:

• "Ozma of Oz" author
• *Yellow Brick Road creator
• *Best-selling novelist who wrote the children's poetry volume 'Father Goose'
• "Ozma of Oz" writer
• US author of 'The Wonderful Wizard of Oz'
• Chapter I of his best-known book is ''The Cyclone''
• *Cowardly Lion's creator