1967 Canada Centennial Proof-Like Set. Seven Proof coins with the Twenty Dollar Gold Coin – contains 0.5288 Troy ounce of gold. Coins are toned from storage and are housed in the original RCM Case. The item “1967 Canada Silver Proof Set-7 Coins With$20 Gold Coin Toned in RCM Case DW” is in sale since Wednesday, […]