Bian Gu; Pi Gaw
- Place of production:Asia; ?East Asia; ?China; ?Hong Kong
- Date of production:
- Collection:Museum of Archaeology and Anthropology, University of Cambridge
Biangu
- Place of production:Beijing (Timezone: Asia/Shanghai)
- Date of production:before 1905
- Collection:University of Aberdeen Museums
Biangu
- Place of production:China
- Date of production:1917
- Collection:Warrington Museum