At the Door

Thomas W. Gaehtgens and Julietta Scharf, "Die Sammlung Otto Gerstenberg in Berlin," in Die Moderne und Ihre Sammler: Französische Kunst in Deutschem Privatbesitz vom Kaiserreich zur Weimarer Reublik (Berlin, 2001), p. 183.

Colonel Wild [Joyant 1930]. Eugène Mutiaux (died 1925), Paris [Joyant 1930]. Otto Gerstenberg (1848-1935), Berlin [Gaehtgens and Scharf, 2001]

Maurice Joyant, Dessins de Maîtres Français, IX: Henri de Toulouse Lautrec (Paris, 1930), no. 18 (ill.).

by descent to her son, Walter Scharf (died 1996) [Chicago 1974]. Sold by Dr. Fritz Nathan, Zurich, to the Art Institute, 1965.

The Art Institute of Chicago, "The Regenstein Collection of European Drawings," 1985-1986.

The Art Institute of Chicago, "Paintings by Toulouse-Lautrec," October 4-December 2, 1979, checklist 78.

Harold Joachim, French Drawings and Sketchbooks of the Nineteenth Century (Chicago, 1979), no. 5G7.

Frankfurt am Main, Germany, Städtische Galerie im Städelschen Kunstinstitut, "Französische Zeichnungen aus dem Art Institute of Chicago," February 10-April 10, 1977, pp. 158-59, cat. 76 (ill.).

Paris, Musée du Louvre, "Dessins français de l’Art Institute de Chicago de Watteau à Picasso," October 15, 1976-January 17, 1977, n.p., cat. 75 (ill.).

The Art Institute of Chicago, "The Helen Regenstein Collection of European Drawings," 1974, pp. 152-53, cat. 75 (ill.), cat. by Harold Joachim.

M. G. Dortu, Toulouse Lautrec et son œuvre (New York, 1971), p. 472, no. D.2.899 (ill.).