Period:Southern Song dynasty Production date:1127 (first issued)
Materials:copper alloy
Technique:cast
Dimensions:Diameter: 30 millimetres Weight: 7.40 grammes
Description:
Cast copper alloy coin: Jianyan tongbao. (whole)
IMG
Comments:
Materials:copper alloy
Technique:cast
Dimensions:Diameter: 30 millimetres Weight: 7.40 grammes
Description:
Cast copper alloy coin: Jianyan tongbao. (whole)
IMG
Comments:
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