Period:Unknown Production date:845-846 (circa)
Materials:copper alloy
Technique:
Dimensions:Weight: 3.42 grammes
Description:
Copper alloy coin: Kaiyuan tongbao.
IMG
![图片[1]-coin BM-CH.703-China Archive](https://chinaarchive.net/Unknown/Miscellaneous objects/mid_00357100_001.jpg)
Comments:
Materials:copper alloy
Technique:
Dimensions:Weight: 3.42 grammes
Description:
Copper alloy coin: Kaiyuan tongbao.
IMG
![图片[1]-coin BM-CH.703-China Archive](https://chinaarchive.net/Unknown/Miscellaneous objects/mid_00357100_001.jpg)
Comments:
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