1988 United States Mint Proof Set
Updated October 15, 2026
This auction ended on October 19, 2026.
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| Lot number | 7P |
| Category | Coins & Currency |
| Auction | KJs Needful Things (Harpers Auction House) 10/19 |
| Date | October 19, 2026 at 7:30 PM EDT |
| Auction house | KJs Needful Things |
| Location | Madison Heights, Michigan |
Includes original cardboard envelope & specification sheet from treasury. K9
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