ISIDOR KAUFMANN (AUSTRIAN-HUNGARIAN 1853-1921) ISIDOR KAUFMANN (AUSTRIAN-HUNGARIAN 1853-1921) A Business Secret, oil on panel 34 x 28.7 cm (13 3/8 x 11 1/4 in.) signed lower right Isidor Kaufmann Wien PLEASE NOTE: This painting will be sold at the end of the auction, no earlier than 5:25 PM (17.25 EST) New York Time, in order to sell after Shabbos ends in New York. PROVENANCE Acquired circa 1950 by a Private Collector Thence by descent in his family until 2006 Sotheby's, New York, April 25, 2006, Lot 97 Acquired by the present owner at the above sale EXHIBITED Vienna, Judischen Museum der Stadt Wien, Rabbiner, Bocher, Talmudschuler, Bilder des Wiener Malers Isidor Kaufmann, 1853-1921, February 24-May 7, 1995 LITERATURE Ost und West, Illustrierte Monatsschrift fur modernes Judentum, Berlin, 1903, vol. 3, no. 9, illustrated Moderne Welt, 1921/22, vol. 3, p. 10, no. 8, illustrated Heinrich Fuchs, Die osterreichischen Maler des 19. Jahrhunderts, Vienna, 1973, vol. 2, p. 277, illustrated G. Tobias Natter, Isidor Kaufmann, Vienna, 1995, p. 188, illustrated p. 189