The White Hart is the first novel in the five-volume "The Book of the Isle" series by US fantasy author Nancy Springer. It was first published in the United States by Pocket Books, a division of Simon & Schuster in 1979. It is set in a land much like pre-Roman Britain. It tells the story of a young betrothed couple, Cuin son of Clarric, and Ellid of Caer Eitha. The story has elements of Arthurian and Celtic legend throughout. Source: Wikipedia (en)