Germany
"Ludwig-Donau" gold Proof 1970 PR66 Ultra Cameo NGC, KM-Unl. 4gm.
https://coins.ha.com/itm/germany/germany-ludwig-donau-gold-proof-1970-pr66-ultra-cameo-ngc-/a/65166-99073.s?type=DA-DMC-CoinArchives-WorldCoins-65166-06252023
HID02906262019
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