Note: A Jiaqing-marked bowl of this pattern was included in the exhibition, Ch'ing Porcelain from the Wah Kwong Collection, Chinese University of Hong Kong, 1973, no. 106; as well as in the Hong Kong O.C.S. Exhibition of Ch'ing Polychrome Porcelain, 1977, no. 86; and subsequently illustrated in The Powell-Cotton Collection of Chinese Ceramics, Birchington, England, 1988, col. pl. 16, no. 105, where it is shown together with the Qianlong prototype, no. 88.