Note: A vase of this form and date of turquoise tone in the Museum of Fine Arts, Boston, was included in the exhibition, Clear as Crystal, Red as Flame, China Institute, New York, 1990, and illustrated in the Catalogue, no. 33; another Qianlong-marked vase sold at Christie's Hong Kong, 1 April 1992, lot 971.

A similar turquoise vase of Yongzheng date from the collection of Edward T. Chow, included in the exhibition, One Man's Taste: Treasures from the Lakeside Pavilion, Collection Baur, Geneva, 1988-89, is illustrated in the Catalogue, no. G4, and was sold at Sotheby's Hong Kong, 2 May 2005, lot 548. 

Christie's. Important Chinese Ceramics and Works of Art, 1 June 2011, Convention Hall