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Die Deterioration: Lincoln Cent Motto Ridge

The ridge through the motto is a pressure ridge caused by die wear; the metal flow forms a pressure ridge in this area and is often found on Lincoln Cents.

The mint mark is split plating and is not doubled or doubling if the mint mark but where the copper plating has split away die to die fatigued and exposed the underlying zinc planchet.

Related link: Strike – Push Doubling