Canada
Elizabeth II gold Proof "Calgary Olympic Games" 100 Dollars (1/4 oz) 1987 UNC, Royal Canadian mint, KM158. Accompanied by original case of issue and COA #138177.
https://coins.ha.com/itm/canada/canada-elizabeth-ii-gold-proof-calgary-olympic-games-100-dollars-1-4-oz-1987-unc-/a/65166-99029.s?type=DA-DMC-CoinArchives-WorldCoins-65166-06252023
HID02906262019
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