Compare also with a similar vase in the National Palace Museum, Taibei, illustrated in Sekai Toji Zenshu, Shogakukan Series, vol. 15, pl. 141; and one illustrated by Liu Liang-yu in Ch'ing Official and Popular Wares, A Survey of Chinese Ceramics, vol. 5, p. 72.
A Qianlong version from the Chang Foundation is illustrated by Spencer in Selected Chinese Ceramics from Han to Qing, p. 340, col. pl. 151.
A blue and white vase of the same shape and decoration from the Meiyintang Collection, is illustrated in the Catalogue, Volume Two, p. 126, col. pl. 754.