Musical Not an Accurate Portrayal of Siam: CJ Online Feature Article.
The King and I: Brief history of the musical by Richard Rodgers and Oscar Hammerstein II, plus links to cast albums and sheet music.
The King and I: Plot synopsis and character descriptions for King and I, The, including voice part, dancing difficulty and summaries for each character.
TheatreHistory.com: The King and I: A synopsis of the musical by Richard Rodgers and Oscar Hammerstein II.