1. X ray picture of a six-fingered hand Publication: Bethesda, MD : U.S. National Library of Medicine, National Institutes of Health, Health & Human Services, [2010] Subject(s): PolydactylyHand Deformities, CongenitalHand -- diagnostic imagingRadiography
2. Extra digits Author(s): Wilder, Burt G. (Burt Green), 1841-1925 Publication: [Boston?] : [s.n.], [1868] Subject(s): PolydactylyFingers -- abnormalitiesToes -- abnormalities