Compare the similar vase with the more usual teadust glaze, and Qianlong mark illustrated in Porcelain from the Tianjin Municipal Museum, Hong Kong, 1993, no. 162. Another is illustrated by R. Krahl, Chinese Ceramics in the Meiyintang Collection, vol. 2, London, 1994, p. 256, no. 935 and another is illustrated by J. Ayers, Chinese Ceramics, The Koger Collection, London, 1985, p. 164, no. 135. See, also, the similar Qianlong-marked vase from the Goldschmidt Collection sold at Sotheby's, Hong Kong, 13 November 1990, lot 64.