Antoinette Le Normand-Romain, The Bronzes of Rodin, Catalogue of Works in the Musée Rodin, vol. I, Paris, 2007, illustration of another cast p. 160; Albert Edward Elsen, Rodin's Art, The Rodin Collection of the Iris & B. Gerald Cantor Centre for the Visual Arts at Stanford university, New York, 2003, no. 49, illustrations of another cast pp. 214-215; David Finn & Marie Busco, Rodin and his Contemporaries: The Iris & B. Gerald Cantor Collection, New York, 1991, illustrations of another cast pp. 60-61; Pierre Kjellberg, Les bronzes du XIXe siècle, Paris, 1987, illustration of another cast p. 585; Frederic V. Grunfeld, Rodin, A Biography, New York, 1987, pp. 187-190, 221-222, 260, 262, 275-276, 281-282, 342, 373-374, 400, 457 and 577; Nicole Barbier, Marbres de Rodin: Collection de Musée Rodin, Paris, 1987, no. 79, illustration of the marble version p. 185; Hélène Pinet, Rodin, sculpteur et les photographes de son temps, Paris, 1985, no. 34, illustration of the marble p. 46; Albert Edward Elsen, In Rodin's Studio, A Photographic Record of Sculpture in the Making, Ithaca, 1980, illustration of the marble on the cover; Jacques de Caso & Patricia B. Sanders, Rodin's Sculpture (exhibition catalogue), The Fine Arts Museum of San Francisco, San Francisco, 1977, illustrations of another cast pp. 148 & 150; John L. Tancock, The Sculpture of Auguste Rodin, Philadelphia, 1976, illustration of the marble version p. 77; Ludwig Goldscheider, Rodin Sculptures, London, 1970, no. 49, illustration of the marble version p. 121; Ionel Jianou & Cécile Goldscheider, Rodin, Paris, 1967, illustration of the marble version pls. 54-55; Robert Descharnes & Jean-François Chabrun, Auguste Rodin, Lausanne, 1967, illustration of the larger marble version p. 131; Bernard Champigneuelle, Rodin, London, 1967, nos. 78-79, illustration of the marble version pp. 162-163; Albert Edward Elsen, Rodin (exhibition catalogue), The Museum of Modern Art, New York, 1963, illustration of the larger bronze version p. 63; Cécile Goldscheider, Rodin, sa vie, son oeuvre, son héritage, Paris, 1962, illustration of the marble version p. 49; Georges Grappe, Le Musée Rodin, Paris, 1947, illustration of the marble version pl. 71; Georges Grappe, Catalogue du Musée Rodin, Paris, 1944, no. 71, illustration of the larger marble version; Georges Grappe, Catalogue du Musée Rodin, Paris, 1927, nos. 91-92, p. 47, illustration of the marble version no. 91; Rainer Maria Rilke, Auguste Rodin, London, 1917, illustration of another cast pl. 6