DAOGUANG SIX-CHARACTER SEAL MARK IN UNDERGLAZE BLUE AND OF THE PERIOD (1821-1850)

A jar of this pattern, also with a Daoguang mark, was included in the exhibition, Imperial Porcelain of Late Qing from the Kwan Collection, The Chinese University of Hong Kong, 1983, pl. 79.

The Qianlong prototype of this jar is illustrated, together with a panoramic view of the decoration, in Chinese Porcelain, The S. C. Ko Tianminlou Collection, Hong Kong Museum of Art, 1987, vol. 1, pl. 114.