Song dynasty (960-1279), each well potted in a conical shape with a slightly everted rim, comprising:one with hare's fur glaze and a later copper rim,13.3cm diameter,one with brown splashes against a black ground,13.4cm diameter,one under an iron rust glaze, 9.5cm diameter, and another similar, under hare's fur glaze, 10.8cm diameter (4)Provenance: The D M Jacobs Collection, two purchased from H R N Norton for £22 on 2 November 1960 and one from William Clayton Ltd. for £30 on 2 March 1961.宋 建盏 一组四件Condition report: One with copper rim - unable to check rim condition under metalwork. One with splashes - rim restored. Small black one - restored. Small hares fur one - no obvious fault.