Lot 333. A Guan-type cong, Tongzhi mark and period (1862-1874); 28cm., 11in. Estimate 7,000 - 9,000 GBP . Lot sold 8,750 GBP. © Sotheby's 2013. the square-form body rising from a spreading foot to a waisted neck, moulded on each side with the Eight Trigrams,...