Description: Chinese 西周饕餮纹青铜甗 / 3 legged Bronze / This Bronze piece called Yan was used as an ancient steamer to cook meat. The lower portion contained water and was heated to produce steam. The Yan itself is a very rare object. / From the Western Zhou period (西周: BCE 1046- BCE 771) / size: 6.29 x 11.41 inches