Period:Han dynasty Production date:206 BC-220 Materials:jade Technique: Dimensions:Diameter: 18.50 centimetres Description: Bi. With taotie borders. Made of jade (olive-green). IMG...

Period:Han dynasty Production date:4thC BC- 1stC BC Materials:jade Technique:carved, polished (?), incised, bevelled, Subjects:taotie Dimensions:Diameter: 21 centimetres Descriptio...

Period:Han dynasty Production date:206BC-220 Materials:glass Technique: Dimensions:Diameter: 11.50 centimetres Description: Bi (part of). Made of green glass. IMG Comments:

Period:Neolithic Period Production date:4000BC-3000BC Materials:stone Technique:drilled, polished, Dimensions:Diameter: 21.20 centimetres Thickness: 1.40 centimetres Description: D...

Period:Shang dynasty Production date:1200BC-1050BC (circa) Materials:jade Technique: Dimensions:Diameter: 11.50 centimetres Description: Bi. Made of jade (white), pigment (red). IM...

Period:Eastern Zhou dynasty Production date:960-1126 Materials:earthenware Technique: Dimensions:Diameter: 20 centimetres Description: Bi. Made of earthenware. IMG Comments:

Period:Shang dynasty Production date:1500BC-1050BC Materials:jade Technique: Dimensions:Diameter: 4.60 inches Description: Bi. Made of jade (grey-white), pigment (red). IMG Comment...

Period:Unknown Production date:3300BC-2200BC Materials:jade Technique:polished (?), drilled, Dimensions:Diameter: 34.20 centimetres Description: Disc-bi of opaque and variegated gr...

Period:Neolithic Period Materials:jade Technique:polished, carved, pierced, Dimensions:Diameter: 35 centimetres Description: Disc - bi of opaque variegated dark brown, russet and y...

Period:Han dynasty Production date:206BC-220 Materials:jade Technique: Dimensions:Diameter: 15.80 centimetres Description: Bi. Made of jade (brown.green). IMG Comments: