Lot 33. A ge-type cong, Qianlong seal mark and period (1736-1795); 28.5cm., 11 ¼in. Estimate 15,000 —20,000 GBP. Lot sold 68,500 GBP. Photo Sotheby’s

of square section with straight sides rising from a spreading foot to a short waisted neck, moulded on each side with the bagua (Eight Trigrams) arranged into two columns, covered overall in a greyish-blue glaze suffused with a network of russet-brown crackle, stopping at the footring to reveal the brown body, the base inscribed with a six-character seal mark.