Thomas Jones, a boy with icthyosis, a skin disease that resembles fish scales. Coloured lithograph by J. Perry, 1841.

Lettering: Master Thomas Jones. The youngest but one of ten children. Son of John and Martha Jones of Tiruchel in the parish of Cilredhyn, Pembrokeshire. Born on the 19th, of October 1830. Representing a case of icthyosis which made its appearence about five or six weeks after his birth. The rest of the family are quite healthy. J. Perry del et lithog.