1968-S Lot of 10 US Mint 5 Coin Proof Sets with 40% Silver Kennedy Half OGP 1 December 2023December 1, 2023admin1968-s1968-s, coin, half, kennedy, mint, proof, sets, silver 9 sets have the original US Mint box, but one set is in the plastic slab without a blue box. 1968 Proof Sets – Lot of 10.
