Percival Lancaster (24 February 1880 – 25 October 1937) was a British civil engineer and a writer of boy's adventure fiction, whose progress was derailed by the First World War. Although his full name was William Arthur Percy Lancaster, he generally used the form Percival Lancaster.
Kenneth Grahame ( GRAY-əm; 8 March 1859 – 6 July 1932) was a British writer born in Edinburgh, Scotland. He is most famous for The Wind in the Willows (1908), a classic of children's literature, as well as The Reluctant Dragon. Both books were later adapted for stage and film, of which A. A. Milne's Toad of Toad Hall, based on part of The Wind in the Willows, was the first. Other adaptations include Cosgrove Hall Films' The Wind in the Willows (and its subsequent long-running television series), and the Walt Disney films (The Adventures of Ichabod and Mr. Toad and The Reluctant Dragon).