Antoinette Le Normand-Romain, The Bronzes of Rodin, Catalogue of Works in the Musée Rodin, vol. I, Paris, 2007, illustrations of other casts pp. 121-28; Cécile Goldscheider, Auguste Rodin, Catalogue raisonné de l'oeuvre sculpté, vol. I, Lausanne, 1989, no. 95d, another cast catalogued p. 116; John L. Tancock, The Sculpture of Auguste Rodin, Philadelphia, 1976, illustrations of a larger cast pp. 343 & 345; Ionel Jianou & Cécile Goldscheider, Rodin, Paris, 1967 illustrations of a larger cast pls. 6 & 7; Albert E. Elsen, Rodin, New York, 1963, p. 20, illustration of a larger cast; Cécile Goldscheider, Rodin, Paris, 1962, illustrations of another cast pp. 54-55; Marcel Aubert, Rodin Sculptures, Paris, 1952, illustrations of the larger cast pp. 11-13; Georges Grappe, Catalogue du Musée Rodin, Paris, 1929, no. 20, illustration of the plaster p. 31