Previously sold in these Rooms, 26 September 1989, lot 706.
Ruby-back bowls with anhua dragons on the interior have been published, one included in the Illustrated Catalogue of Ch'ing Dynasty Porcelain in the National Palace Museum, Vol. 1, Taibei, 1980, pl. 139; and another was sold in these Rooms, The Jingguantang collection, 3 November 1996, lot 561; another from the Paul and Helen Bernat collection was sold in these Rooms, 27 October 2003, lot 701.
Other bowls covered in rich ruby enamel on the exterior but plain on the interior, include one from the Metropolitan Museum of Art, New York, illustrated by S. Valenstein, A Handbook of Chinese Ceramics, p. 252, no. 255.