An Imperial yellow bowl. Mark and period of Wanli. Photo Sotheby's the gently rounded sides rising from a short straight foot to a flaring rim, covered overall in a rich egg-yolk yellow glaze, the base glazed white with a six-character reign mark within...

A large imperial yellow glazed dish. Mark and period of Yongzheng. Photo: Courtesy Sotheby's well potted with rounded sides, covered overall in a rich egg-yolk yellow glaze, the base glazed in white and inscribed with a six-character reign mark in underglaze...