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.
1968-S Lot of 10 US Mint 5 Coin Proof Sets with 40% Silver Kennedy Half OGP
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.