1. Bought from Seaouke Yue [You Xiaoxi] 游筱溪, of Shanghai 上海, in New York. For price, see Original Miscellaneous List, p. 234. $200.
2. (Undated Folder Sheet note) Original attribution: Chinese. Shang 商. See further, S.I. 1050, Appendix VIII.
3. (Isabel Ingram Mayer, 1945) Chou [Zhou] 周 dynasty.
4. (Undated Folder Sheet note) Sp. G. is 2.955. Decomposition prevents accurate calculation for nephrite.
5. (Undated Folder Sheet note) Exhibited: The Art Institute of Chicago, Catalogue of a Loan Exhibition of Ancient Chinese Paintings, Sculptures, and Jade Objects from the Collection Formed by Charles Lang Freer (Chicago: Art Institute of Chicago, 1917), no. 113.
6. (Thomas Lawton, 1978) Attribution changed from Chou [Zhou] 周 to Neolithic. See Folder Sheet for F1917.19.
7. (Stephen Allee per Keith Wilson, February 5, 2008) On this date entered: Period One (Late Neolithic period), Date (ca. 5000--ca. 1700 BCE), Artist (Liangzhu 良渚 culture), Title, Object name, Geographical region (Lake Tai 太湖 region); plus Description per Jenny F. So and Dimensions per Christine Lee, from Jade Project Database.
8. (Jeffrey Smith per Keith Wilson, July 17, 2008) Ceremonial Objects added as secondary classification.
9. (Jeffrey Smith per Janet Douglas, June 17, 2010) Nephrite added as modifier to existing medium of "jade" based on conservation analysis.
10. (Jeffrey Smith, April 12, 2016) Transferred from Description: 1(Jenny So, from Jade Project Database) Mottled light and dark brown with greenish patches. Biconical hole, drilled off-center, ridge almost at opposite rim. Unevenly round and thick. Surface uneven, with curved slice marks on one/both faces.
(File folder) Perforated disc of the type "bi." Bored mostly from one side. Mottled light to dark shades of brown with scattered spots of greenish translucent strata; profuse grayish coating of disintegration especially in veins and breaks. Proportions and surface contours uneven. (Rim and some surface areas roughened with chips and cracks). Box. Neg. No. H376B5.
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