China, Qing dynasty and earlierD. 2,1 - 4,5 cmRound coins made of copper or copper alloy, square perforation, cast with name of the reigning epoch from Qing or Song dynasty. One of them is a Japanese coin. Total weight: 260 gr.From the collection of merchant Alfred Julius Forkel (1873-1934), acquired in China before 1910 - Partial age damage and green patina.

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