1968 1969, 1970 Silver Proof Sets (3 Sets) in OGP
Sales Rank in Collectible Coins: 135 (previously unranked)
Buy new: $24.95
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source https://www.lifetechnology.com/blogs/life-technology-holistic-health-products-blog/4-1968-1969-1970-silver-proof-sets-3-sets-in-ogp