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File:Kai Yuan Tong Bao (開元通寶) - Earliest Tang Dynasty issues - Scott Semans 01.png - Wikimedia Commons
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![K2538, Kai-Yuan Tong-Bao Coin (Reverse Luo Mint), China AD 845 [K2538] - $12.00 : YS COINS!, The Art of Coins and Notes](http://www.yscoin.com/images/ys/Coin/(1)ChinaCoin_Ancient/4SuiTang/K2538.jpg "K2538, Kai-Yuan Tong-Bao Coin (Reverse Luo Mint), China AD 845 [K2538] - $12.00 : YS COINS!, The Art of Coins and Notes")
K2538, Kai-Yuan Tong-Bao Coin (Reverse Luo Mint), China AD 845 [K2538] - $12.00 : YS COINS!, The Art of Coins and Notes
