Note:A similar covered jar painted with two ferocious five-clawed scaly dragons in green enamel and bearing a Qianlong reign mark and of the period, from the notable collection of W.W. Winkworth and illustrated in Soame Jenyns, Later Chinese Porcelain, London, 1951, pl. XCI, fig.2, was sold in these rooms, 29th November 1977, lot 128, and again, 1st November 1999, lot 463. Another jar of this form and decoration is publisehd in Porcelains of the National Palace Museum. Enamelled Ware of the Ch'ing Dynasty, book II, Taipei, 1969, pl. 13; and one is included in Chinese Porcelain in the S.C. Ko Tianminlou Collection, Hong Kong, 1987, pl. 114.

Compare also a covered jar of this type, from the collection of Edward T. Chow, sold in these rooms, 19th May 1981, lot 537; and another similar example in the Jingdezhen Museum, Jiangxi province, illustrated in Heitokuchin jiki, Kyoto, 1982, pl. 118.