Léon Maillard, Auguste Rodin, Statuaire, Paris, 1899, illustration of another version pp. 121-22↵Georges Grappe, Catalogue du Musée Rodin, Paris, 1927, nos. 69-70, illustration of another version p. 42↵Judith Cladel, Rodin, London, 1936, illustration of the marble version p. 97↵Georges Grappe, Le Musée Rodin, Paris, 1944, no. 87, illustration of another version pl. 56.↵Robert Descharnes & Jean-François Chabrun, Auguste Rodin, London & Melbourne, 1967, illustration of another version p. 134↵Ionel Jianou & Cécile Goldscheider, Rodin, Paris, 1967, nos. 56-57, illustration of another cast pls. 56-57↵John L. Tancock, The Sculpture of Auguste Rodin, Philadelphia, 1976, no. 32b, illustration of another version p. 246↵Rodin (exhibition catalogue), Fondation Pierre Gianadda, Martigny, 1984, no. 63, illustration of another cast p. 111↵Antoinette Le Normand-Romain, The Bronzes of Rodin, Catalogue of Works in the Musée Rodin, vol. I, Paris, 2007, no. S.777, illustration of another cast p. 334