Canada
Elizabeth II gold Proof "Montreal Olympics" 100 Dollars 1976 Uncertified (Residue, Cleaned), Royal Canadian mint, KM116.
https://coins.ha.com/itm/canada/canada-elizabeth-ii-gold-proof-montreal-olympics-100-dollars-1976-uncertified-residue-cleaned-/a/65161-25056.s?type=DA-DMC-CoinArchives-WorldCoins-65161-01292023
HID02906262019
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