Christie's charge a buyer's premium of 20.825% of the hammer price for lots with values up to NLG 200,000. If the hammer price exceeds the NLG 200,000 then the premium is calculated at 20.825% of the first NLG 200,000 plus 11.9% of any amount in excess of NLG 200,000.
Leonhardt Collection; by descent to
Mrs. G. Leonhardt-Pilz von Wernhof; Christie's Amsterdam, 20 November 1989, lot 323, when acquired to the present owner.
Amsterdam, Rijksmuseum, Koninklijk Oudheidkundig Genootschap, Amsterdam in tekening Verzameling Leonhardt, 1962, no 81.