Portrait d'Edmond Morbilli

Atelier Degas - Succesion Degas - René de Gas, Paris - Vente René de Gas, Paris-Drouot, 10 novembre 1927, n° 9 - Wildenstein & Cie., New York, mai 1931 - Boston, Museum of Fine Arts, 1931  [Julia Knight Fox Fund].

Cambridge, Fogg Art Museum, 1934, One Hundred Years of French Art, n° 152 - Philadelphie, Philadelphia Museum of Art, 1936, Degas, n° 72 - Paris, Palais national des Arts, 1937, Chefs-d'oeuvre de l'art français, n° 76 - Cleveland, Cleveland Museum of Art, 1947, Works by Degas,  n° 65 - Washington, Phillips Memorial Gallery, 1947, Loan Exhibition of Drawings and Pastels by Degas, n° 21 - Minneapolis, Institute of Arts, 1948, Degas's Portraits of his Family and Friends [Liste des oeuvres non numérotées] - Montreal, Museum of Fine Arts, 1953, Five Centuries of Drawings, n° 208 - Rotterdam, Paris, New York, 1958-1959, French Drawings from American Collections. Clouet to Matisse, n° 162 - Saint-Louis, Philadelphie, Minneapolis, 1967, Drawings by Degas, n° 48, repr. p. 83 - Paris, Ottawa, New York, 1988-1989, Degas, n° 64, repr. p. 120 - Zurich, Tübingen, 1994-1995, Degas. Die Portraits, cat. 74, repr. p. 184 - Dumas, Breneman, Cat. exp. Atlanta, Minnepaolis, 2000-2001, Degas and America. The Early Collectors, cat. 16, repr. p. 115.

Philip Hendy, "Degas and the de Gas", Bulletin of the Museum of Fine Arts, Boston, juin 1932, p. 24 - Mongan, 1932, "Portraits Studies by Degas in American collection", Bulletin of the Fogg Art Museum,  fig. 2, p. 64 - Boggs, Cat. exp. Saint-Louis, Philadelphie, Minneapolis, 1967, Drawings by Degas, n° 48, repr. p. 83 - David Ogawa, Cat. exp. Atlanta, Minneapolis, 2000-2001, Degas and America. The Early Collectors, cat. 16, repr. p. 114  - Karlsruhe, Kunsthalle, 2014-2015, Degas : Klassik und Experiment, fig.18.1, repr. 101.