Lot Essay
A slightly smaller ivory puzzle ball is in the Palace Museum Taibei, consisting of 21 concentric spheres, illustrated in Selection of Masterworks in the Collection of the National Palace Museum, Taibei 1978, pl.78, p.110; another, with 18 spheres, but dated to the second quarter of the 19th Century, is in the Victoria & Albert Museum, London, ref.380 1872