† Hans Coper (1920-1981), a studio pottery stoneware bottle vase, 1964, shouldered ovoid form with flat wide brim disc rim, oatmeal glaze over rusticated crackled ash and manganese, artist seal mark, 16.5cm high Provenance: Museum Boymans-van Beuningen, 1967; Christie's, Amsterdam, World Ceramics: The J.W.N. van Achterbergh Collection, 1st November 2005, lot 177; Christie's, New York, 26th March 2008, lot 41

Sold for: £30,000