AN ARCHAIC PALE GREEN AND BLACK JADE DISC, BI Eastern Zhou Dynasty Expertly carved on each surface with studs, the stone of pale green tone with dark-brown inclusions. 5.7cm (2 1/4in) diam. Footnotes: Please note this Lot is to be sold at No Reserve. 本拍品不設底價 東周 玉蒲紋壁 See a similar jade disc, bi, Eastern Zhou dynasty, illustrated by J.Rawson, Chinese Jade from the Neolithic to the Qing, London, 1995, p.253, no.15:2; and another jade disc, late Eastern Zhou dynasty, illustrated by S.Howard Hansford, Jade: Essence of hills and streams, The Von Oertzen Collection of Chinese and Indian Jades, London, 1969, B3. See another example illustrated in Catalogue of Ancient Jade Artifacts in the National Palace Museum, Taipei, 1982, no.194. For further information on this lot please visit Bonhams.com