Luxembourg
Republic gold 20 Francs 1964-(b) MS62 NGC, KM-XM4.
https://coins.ha.com/itm/luxembourg/luxembourg-republic-gold-20-francs-1964-b-ms62-ngc-/a/61289-99137.s?type=DA-DMC-CoinArchives-WorldCoins-61289-09252022
HID02906262019
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