Abbreviation: DEVI (J. F. Christ, 1947)
Word length: 10,055 (C. E. Lauterbach, 1960)
First published: Strand Magazine, December 1910; in the American edition of the Strand, January and February 1911, two episodes
Although a few of the unpublished cases seem to have taken place abroad, rarely does the reader see Holmes at work outside England. In this case that does happen—for Cornwall is not a part of ancient England (as Holmes's research on the ancient Cornish tongue emphasizes). Is the foreign, Celtic, location particularly appropriate to this tale of grotesquerie and madness?