Natan Isaevich ALTMAN Portrait of a young man - 1909 Ink and ink wash on paper Signed, dated and located in Cyrillic lower right "N. Altman / 1909 Vinnitsa". 21 x 16 cm Provenance: Sale London, Sotheby's, 29 March 1973, lot 4 Christophe Czwiklitzer Collection To the present owners by succession Exhibitions: Heidelberg, Heidelberger Kunstverein, Russische Malerei und Graphik des 20. Jahrhunderts: Ausstellungskatalog, July - September 1974, n°2 p.273, reproduced in black and white Ink and ink wash on paper; signed, dated and located in Cyrillic lower right; 8 ¼ x 6 ¼ in. Natan Isaevich ALTMAN 21 x 16 cm