Clue: I look up one article on another fairy tale (8)
Answer: IOLANTHE
Explanation: Definition: fairy tale

**I** + **<=LO** ("look" *up*) + **AN** *on* **THE** ("one article" on "another" (article))
 

 
*In Gilbert and Sullivan's comic opera, Iolanthe was a fairy, so Iolanthe could be described as a "fairy tale".