Lot 520. A rare blue and white 'figural' plaque, Ming dynasty, 15th century. Height 8⅜ in., 21.4 cm; Width 8⅜ in., 21.4 cm. Estimate 20,000 - 30,000 USD . Unsold. © Sotheby's 2020. of square section with beveled corners on the reverse, well painted in...