VAT rate of 5% is payable on hammer price and at 15% on the buyer's premium
First and Third: J.T. Tai & Co., New York, 15th May 1963; Second: Desmond Gure Collection, London, 10th January 1968; Fourth: J.T. Tai & Co., New York, 28th December 1964.
First: Illustrated in Jade Photograph Book, p. 76.