The Personal Collection of the late Sir Joseph Hotung 何鴻卿爵士私人珍藏A green jade ceremonial blade, Neolithic period新石器時代 青玉刀the long blade with a straight upper edge, the short sides sloping towards the bevelled cutting edge, drilled with three apertures along the upper edge and another centred near one end of the blade28.9 by 6.3 cm来源: Galaxie Art & Gift Co., Hong Kong, 12th July 1988.嘉藝工藝品有限公司，香港，1988年7月12日文学: Jessica Rawson, Chinese Jade from the Neolithic to the Qing, London, 1995, pl. 10:18.羅森，《Chinese Jade from the Neolithic to the Qing》，倫敦，1995年，圖版10:18展出: British Museum, London, on loan, 1995.大英博物館，倫敦，借展，1995年