P[aul]. A[ndré]. Lemoisne. Degas et son œuvre. [reprint 1984]. Paris, [1946–49], vol. 1, pp. 14, 20; vol. 2, opp. p. 1, under no. 2, p. 2, under no. 5, p. 4, under no. 11, pp. 6–7, no. 12, ill., calls it "Degas en blouse d'atelier" and dates it about 1856.
Jean Sutherland Boggs. Portraits by Degas. Berkeley, 1962, pp. 9, 87 n. 36, p. 105, calls it "Degas in a Smock" and dates it 1855–56.
Charles Sterling and Margaretta M. Salinger. "XIX–XX Centuries." French Paintings: A Catalogue of the Collection of The Metropolitan Museum of Art. 3, New York, 1967, pp. 56–57, ill., date this picture toward the end of 1854, based on its resemblance to another self-portrait which they date between September and December 1854 (formerly Ganay collection, now private collection; L2); observe in it the influence of Dutch seventeenth-century pictures.
Fiorella Minervino in L'opera completa di Degas. Milan, 1970, p. 91, no. 117, ill., dates it about 1856.
Charles S. Moffett. Degas: Paintings in The Metropolitan Museum of Art. New York, 1979, p. 5, colorpl. 1, dates it 1854 in the text and 1854–56 in the caption.
Ronald Pickvance. Edgar Degas: 1834–1917. Exh. cat., David Carritt. London, 1983, unpaginated, under no. 1, dates it 1856 and notes the close similarity between this picture and the drawing in the Thaw collection, which he dates before Degas's first visit to Italy in 1856.
Philippe Brame and Theodore Reff. Degas et son oeuvre: A Supplement. New York, 1984, p. 32, under no. 29, date it about 1856.
Charles S. Moffett. Impressionist and Post-Impressionist Paintings in The Metropolitan Museum of Art. New York, 1985, pp. 11, 50–51, 250, ill. (color), dates it 1854.
Götz Adriani. Degas: Pastels, Oil Sketches, Drawings. Exh. cat., Kunsthalle Tübingen. New York, 1985, pp. 25, 105 n. 70, p. 343, under no. 29, notes that the Thaw drawing may be a study for this picture.
Gary Tinterow in Treasures from The Metropolitan Museum of Art: French Art from the Middle Ages to the Twentieth Century. Exh. cat., Yokohama Museum of Art. [Tokyo?], 1989, p. 143, no. 89, ill. (color), dates it 1854.
Roger Hurlburt. "Free Spirits." Sun-Sentinel (Fort Lauderdale) (December 20, 1992), p. 4D.
Helen Kohen. "Lasting Impressions." Miami Herald (December 20, 1992), p. 6I.
Tobia Bezzola in Degas Portraits. Exh. cat., Kunsthaus Zürich. London, 1994, pp. 319–20, no. 16, ill. pp. 167 (color) and 319, dates it about 1856.
Andrea Kirsh and Rustin S. Levenson. Seeing Through Paintings: Physical Examination in Art Historical Studies. New Haven, 2000, pp. 65, 67, fig. 72.
Kathleen M. Morris in The Clark Brothers Collect: Impressionist and Early Modern Paintings. Exh. cat., Sterling and Francine Clark Art Institute. Williamstown, Mass., 2006, p. 115, fig. 100 (color).
Sarah Lees in The Clark Brothers Collect: Impressionist and Early Modern Paintings. Exh. cat., Sterling and Francine Clark Art Institute. Williamstown, Mass., 2006, pp. 315, 322, no. 77, dates it possibly 1854.
Gary Tinterow in The Masterpieces of French Painting from The Metropolitan Museum of Art: 1800–1920. Exh. cat., Museum of Fine Arts, Houston. New York, 2007, pp. 92, 205, no. 63, ill. (color and black and white).
Masterpieces of European Painting, 1800–1920, in The Metropolitan Museum of Art. New York, 2007, pp. 106, 238, no. 96, ill. (color and black and white).
Jill DeVonyar and Richard Kendall. Degas & Music. Exh. cat., Hyde Collection. Glens Falls, N. Y., 2009, pp. 41, 130, no. 1, fig. 1 (color).
Jenny Reynaerts and Stella Versluis-Van Dongen. "A Portrait of the Artist as a Young Man: Edgar Degas Inspired by Rembrandt." Rijksmuseum Bulletin 59, no. 2 (2011), pp. 118, 124, fig. 16 (color).