Mexico
Estados Unidos silver Onza 1978-Mo MS66 PCGS, Mexico City mint, KM-M49B.2. Type 2. One-year type. A scintillating blast-white Gem, tied for the finest piece at PCGS.
https://coins.ha.com/itm/mexico/mexico-estados-unidos-silver-onza-1978-mo-ms66-pcgs-/a/61310-24488.s?type=DA-DMC-CoinArchives-WorldCoins-61310-05072023
HID02906262019
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