Various Sotheby's auction catalogues; New York, London, Hong Kong from various dates mainly on Chinese and Asian works of art including 'Emperors' Playthings - A Connoisseurs Collection, Hong Kong April 6 2016 (26 catalogues)
Various Sotheby's auction catalogues; New York, London, Hong Kong from various dates mainly on Chinese and Asian works of art including 'Emperors' Playthings - A Connoisseurs Collection, Hong Kong April 6 2016 (26 catalogues)