1. (Jeffrey Smith per Keith Wilson, July 1, 2008) "Jewelry" added as secondary classification.
2. (Stephen Allee, March 25, 2009) Jenny F. So, Jade Project Database, gives Period One as "Late Eastern Zhou 周 or Han 漢 dynasty" and Date as "475 BCE-220 CE"; but as per Keith Wilson, changed current Period One from "Han 漢 dynasty" to "Late Eastern Zhou 周 or Early Western Han 漢 dynasty"; changed current Date from "1st century BCE--1st century CE" to "475-100 BCE"; changed current Title from "Belt hook (garment hook), Dai Gou 帶鉤" to "Garment hook with ribs"; changed current Object Name from "Jewelry: belt hook" to "Jewelry"; and added "Warring States period" to Period Two. Changed Medium "Jade" to "Jade (?)," as no scientific analysis is recorded. Also added Measurements "(H x W x D: 11.48 x 1.11 x 2.46)" as per Christine Lee, Jade Project Database.
3. (Susan Kitsoulis per Keith Wilson, March 15, 2011) Object Name changed from "Jewelry" to "Garment hook."
4. (Jeffrey Smith per Matthew Clarke, July 25, 2022) Medium changed from Jade (?) to Jade (nephrite).
5. (Najiba Choudhury per Keith Wilson, January 24, 2023) Period changed from "Late Eastern Zhou or Early Western Han dynasty" to "Eastern Zhou or Western Han dynasty"; Date changed from "475-100 BCE" to 475 BCE-9 CE"; and added Chinese translation by Jingmin Zhang.
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