Hélène and Judith, siamese twins, known as the Hungarian sisters. Etching by B. Cole.

For sitter see: C.J.S. Thompson, 'The mystery and lore of monsters', London 1930, pp. 71-72; L. Fiedler, 'Freaks', New York 1978, p. 201; R.D. Altick, 'The shows of London', Cambridge (Mass.) and London 1978, p.37