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carbon spots in slabs

TbarTbar Posts: 521
in U.S. Coin Forum

How badly can carbon spots on lincolns spread once the coin is slabbed?


Thanks for the help.

Comments

  • LeeGLeeG Posts: 12,162 ✭
    Slab's are not 100% air tight so I would think that carbon and other enviornmental concerns would continue, but at a lesser rate.

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