YONGZHENG SIX-CHARACTER MARK IN UNDERGLAZE BLUE AND OF THE PERIOD (1723-1736)

A similar vase of the same small size, also with Yongzheng mark, is illustrated by R. Jacobsen, Ye Peilan and J. Thompson in Imperial Perfection, The Palace Porcelain of Three Chinese Emperors: a Selection from the Wang Xing Lou Collection, Hong Kong, 2004, pp. 44-5.