A String in the Harp is a children's fantasy novel by Nancy Bond first published in 1976. It received a 1977 Newbery Honor award and the Welsh Tir na n-Og Award. It tells of the American Morgan family who temporarily move to Wales, where Peter Morgan finds a magical harp key that gives him vivid visions of the past. This well-received novel is an unusual time travel story, with its focus on the emotional pain and separation the Morgans experience after the death of their mother and the gradual healing they find through their experiences.