Ernst and Gertrud Flersheim, Frankfurt (Main); May 11-13, 1937 Helbing, Frankfurt; No. 82 (fig.) - not at the auction; according to Kauffmann, owner of Helbing, back to Flersheim (warehouse), confiscated by the Gestapo and sold; 25.03.1988 Auction Christie's, London, Lot 57, not sold; offered again in May 1989, not sold
