1. Bought from Seaouke Yue [You Xiaoxi] 游筱溪 of Shanghai 上海. Said to have been excavated at An hsi [Anxi] 安溪, Chekiang [Zhejiang] 浙江. For price, see Original Miscellaneous List, p. 331. $80.
2. (Undated Folder Sheet note) Original attribution: Chinese. Chou [Zhou] 周. See further, S.I. 1409, Appendix IX.
3. (Isabel Ingram Mayer, 1945) Chou [Zhou] 周 dynasty.
4. (Undated Folder Sheet note) Sp. G. is 2.928.
5. (H. Elise Buckman, 1964) The Envelope File contained no further information, and has now been destroyed.
6. (Thomas Lawton, 1978) Attribution changed from Chou [Zhou] 周 to Shang 商.
7. (Jeffrey Smith per Keith Wilson, July 8, 2008) Ceremonial Objects added as secondary classification.
8. (Susan Kitsoulis per Keith Wilson, April 20, 2010) Object name changed from "Disk (bi 璧)" to "Ceremonial Objects."
9. (Jeffrey Smith per Keith Wilson, April 14, 2016) Period changed from Shang dynasty to Late Neolithic period or early Bronze Age.
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