Two portraits - Study of men

"Exhibition of Drawings by Degas", Art News, 28 décembre 1935 - Sterling and Francine Clark Art Institute, Williamstown, Exhibit Ten : Degas, Cat. exp. 1959 - Sterling and Francine Clark Art Institute, Williamstown, Exhibit Thirty : A Selection of Nineteenth Century French Drawings, Cat. exp. 1965 - Sterling and Francine Clark Art Institute, Wiilliamstown, Edgar Degas, Cat. exp. 1970 - Barbara Shapiro, Cat. exp. Boston, Museum of Fine Arts, Edgar Degas, 1974, The Reluctant Impressionist - Brooke, Fernandez, Wees, Three Cheers for the Twenty-Fifth, Cat. exp. Williamstown, Sterling and Francine Clark Art Institute, 1980 - Sterling and Francine Clark Art Institute, Williamstown, Degas in the Clark Collection, Cat. exp. 1987 - Paris, Ottawa, New York, 1988-1989, Degas, n° 9, repr. p. 67 - Brooke, David, Master Drawings, Robert Sterling Clark as a Collector, Sterling and Francine Clark Art Institute, Williamstown, Cat. exp. 1995 - Dumas, Brenman Cat. exp. Atlanta, Minneapolis, 2000-2001, Degas and America. The Early Collectors, cat. 4, repr. p. 91 - Kaupelis, Learning to Draw : A Creative Approach to Expressive Drawings, 1983 - Gordon, Forge, Degas, 1988 - Milner, Degas, 1990 - Kern, The Clark : Selections from the Sterling and Francine Clark Art Institute, Williamstown, 1996 - Anonyme, "Nineteenth-Century Painting and Sculpture", The Magazine Antiques, octobre 1997, pp. 522-531 - Cahill, Art in Nature : The Clark Art Institute Today and Tomorrow, Williamstown, Sterling and Francince Clark Art Institute, 2003 - Haverkamp-Begemann, Lawder, Talbot, Drawings from the Clark Art Institute : A Catalogue Raisonné of the Robert Sterling Clark Collection of European and American Drawings, Sixteenth Through Nineteenth Centuries at the Sterling and Francine Clark Art Institute, Williamstown, 1964 - Cowling, Kendall, 2010, Picasso Looks at Degas, Cat. exp. Williamstown, Sterling and Francine Clark Art Institute; Barcelone, Museu Picasso, Picasso Looks at Degas, cat. 94, repr. p. 84 - Kendall, Clark, Degas as a Drafstman, 2013, fig. 37, repr. p. 65.