Acquired from the artist by the present owner in April 2006
Urs Miele, Ed., Ai Weiwei: 2004-2007, Beijing 2007, p. 103, illustrated (marble version) Karen Smith, Hans Ulrich Obrist and Bernard Fibicher, Ai Weiwei, London 2009, pp. 18-19, illustrated (marble version)
The colours in the catalogue illustration are fairly accurate although the overall tonality is deeper and richer in the original.
This work is in very good condition. The work has oxidised over time, which is in keeping with the artist's choice of medium. "In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue. NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."