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1 Cash - Anonymous Kaiyuan Tongbao, Yan
| Issuer | Empire of China |
|---|---|
| Year | 841-907 |
| Type | Log in to see details |
| Value | 1 Cash |
| Currency | Log in to see details |
| Composition | Log in to see details |
| Weight | Log in to see details |
| Diameter | Log in to see details |
| Thickness | Log in to see details |
| Shape | Log in to see details |
| Technique | Log in to see details |
| Orientation | Log in to see details |
| Engraver(s) | Log in to see details |
| In circulation to | Log in to see details |
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| Obverse description | Log in to see details |
|---|---|
| Obverse script | Log in to see details |
| Obverse lettering | 開元通寶 (Translation: Kai Yuan Tong Bao — Inaugural currency) |
| Reverse description | Plain reverse field with a central square hole flanked by raised inner and outer rims. A single Chinese character in regular script (kaishu) appears above the square perforation, identifying the mint of issue as Yan (兗). The reverse surface exhibits a uniform olive-brown patina with traces of green cuprite, consistent with cast bronze coinage of the Tang dynasty period. The remaining three quadrants of the reverse are blank. |
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| Reverse lettering | Log in to see details |
| Edge | Plain |
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| Mintage | Log in to see details |
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