In May 1904 a young artist called James McBryde wrote excitedly to his great friend M.R. James. ‘I don’t think I have ever done anything I liked better than illustrating your stories. To begin with I sat down and learned advanced perspective and the laws of shadows...’In May 1904 a young artist called James McBryde wrote excitedly to his great friend M.R. James. ‘I don’t think I have ever done anything I liked better than illustrating your stories. To begin with I sat down and learned advanced perspective and the laws of shadows...’The illustration (right) is one of four that McBryde made for James’s first collection, Ghost Stories of an Antiquary, and it depicts one of the most chilling moments in supernatural literature: the climax of Oh, Whistle, and I’ll Come to You, My Lad.