Kallir 1998: "Signed and dated, lower left. Also signed by the sitter, lower left. […] Private collection. Provenance: J. B. Neumann; Galerie St. Etienne, New York. Exhibitions: New York, 1948, no. 15; New York, 1957, no. 22, ill."
Quelle: Jane Kallir: Egon Schiele. The complete works. Expanded Edition. New York 1998; Michael Wladika: Dossier Dr. Heinrich Rieger. Egon Schiele, Sich Aufstützende in Unterwäsche. o.O. 2009. S.26ff.; Galerie St. Etienne: Egon Schiele (1890-1918). Watercolours and Drawings. January – February 1957. Kat. Nr. 22; www.artloss.com
