1971 & 1973 US MINT PROOF SETS
Updated August 7, 2026
| Lot number | 321 |
| Auction | LONGABERGER, TOYS, COINS & COLLECTIBLES AUCTION |
| Date | August 14, 2026 at 7:00 PM EDT |
| Auction house | AMERICAN HERITAGE AUCTION SERVICE |
| Location | Williamsport, Maryland |
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