V4010, Huang-En Tong-Bao Coin (Hoang An Thong-Bao), Annam Famous Unknown Coin

Description

V4010, Huang-En Tong-Bao Coin (Hoang An Thong-Bao), Annam Famous Unknown Coin.
Bronze, VF condition, please refer the picture.
The name of the coin is "Huang-En Tong-Bao (Hoang An Thong-Bao)", which is one of the most famous unkonwn coins of Vietnam(Annam). Up to now, no historian or numismatist can give the details of this coin. Hua Guang-Pu's catalogue regarded this coin as unknown coin.
Diameter: 22 to 23 mm.
Weight: around 3.0 to 4.0 gram.
We are member of ANA (American Numismatic Association), IBNS (International Bank Note Society), ACPF (All China Philatelic Federation).
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