2012P-1DEO-023T Trail Die Obverse

Description

Discovered by Joe Koelling, the 2012P-1DEO-023T Trail Die Obverse documents a trail die variety on the 2012 Philadelphia Lincoln Shield Cent, representing the twenty-third cataloged trail die obverse for this denomination prefix (1DEO). Trail dies are a distinctive class of striking error that occurs in multi-die presses when a coin receives a secondary partial impression from an adjacent die position, leaving a faint ghostly trace of design elements superimposed over the primary strike. Unlike doubled dies, which originate during die manufacture, trail dies result from the physical mechanics of high-speed striking operations. Die stage documentation places this specimen at Stage B with both obverse and reverse in Mid-Die State (MDS), with no significant die markers noted on either side. The MDS classification indicates the die pair had seen moderate use, and the absence of notable die markers at this stage is unremarkable given the number of dies consumed during modern cent production. The Shield Cent design's bold geometric elements — Victor David Brenner's Lincoln portrait on the obverse and Lyndall Bass's Union shield on the reverse — create distinctive patterns when partially transferred in a trail die event. Cataloged by Trail Dies, this variety contributes to the systematic documentation of striking anomalies on the modern Shield Cent series that continues to yield new error discoveries.

Die Markers

• Stage “B“, obverse is MDS – none noted
• Reverse is MDS – none noted

Attribution History

• Discovered by Joe Koelling
• Expert attribution by Trail Dies

External References