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.
Anon.Sale, Koller Zürich, 22 May 1975, lot 3185.
Anon.Sale, Koller Zürich, 27 November-1 December 1984, lot 5044, ill.
with J.de Maere, Brussels, 1992.
Maastricht, The European Fine Art Fair, 1992.