The silver coinage was repeatedly debased with copper vellon.

银币一再用铜币维隆来替代，实行贬值。

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British coinage of silver or gold, having as a standard of fineness0.500 for silver and0.91666 for gold.

标准纯银币或银币的英国货币制度，标准纯度为银币0。500，金币0。91666。

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This commemorative medallion set includes 6 pieces, each made of silver-plated copper with a diameter of 30mm with coinage technology.

此套纪念章共6枚，材质为铜质镀银，规格为直径30毫米，造币工艺制造。

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We demand free and unlimited coinage of silver and gold at the present legal ratio of 16 to 1.

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Coinage fluctuated between all gold (less frequently) or all silver (more frequently) or all paper or all Spanish for the dollar.

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One of the first acts of the US Congress after the new US Constitution was the Coinage Act of 1792 allowed for the minting of both gold and silver coins at a face value ratio of 15:1.

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