A Chinese Export Reverse-Painted Mirror Picture, Early 19th century. Photo Sotheby's
within a later frame. Frame 22 1/2 in. by 16 1/4 in. 57.2 cm; 41.3 cm - Estimate 3,000-4,000 USD
Sotheby's. Property from the Estate of Brooke Astor. New York | 24 sept. 2012 www.sothebys.com