HONGXIAN YUZHI BLUE ENAMEL MARK WITHIN DOUBLE-SQUARES, REPUBLIC PERIOD

Compare to an ovoid vase of similar size, also painted in sepia with a continuous landscape and bearing a Hongxian iron-red four-character mark, inscribed with the seal mark of Wang Dachang, from the Muwen Tang Collection and illustrated in Chinese Porcelain of the Republic Period, Hong Kong, 2008, pl. 108.