1844 US Large Cent Counterstamp "S . I" (In Binocular-shaped Serrated Cartouche)

Description

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1844 US Large Cent
Countermarked "S . I"
Raised letters within a binocular-shaped serrated cartouche, pellet is centered.
A very unusual countermark.
I have one more of these, on an 1828 US Large Cent.
Issuer: S. I. (or S & I)
Date of issue: 1844 or later
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BIDDERS LOCATED OUTSIDE THE USA -----> PLEASE WAIT FOR AN INVOICE BEFORE PAYING.