Lot · Silver Treasures In House
1976 Sherritt-Cominco Copper Process Medallion with Case
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Bidding ends September 9, 2026
Description
Pure copper medallion struck by the Sherritt Mint, commemorating successful piloting of the Sherritt-Cominco Copper Process in 1976. Features "Pilot Plant" and "Pollution Free For A Clean Environment" with plant imagery. Includes original blue display case and informational card. Approximate diameter: 38mm.
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