New Discovery 1911 "Weak D" $5 Indian Half Eagle ???

Hi all ,
Was looking through my graded coins and noticed what appears as a very very faint weakly struck "D" on my 1911 $5 Indian half eagle. Anyone have thoughts if this could be possibly a new discovered variety for the Indian Half Eagle series -OR- just an outright "D" mm ?

 

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You got me. Pareidolia? I could be wrong.

 

Just splotches of toning and a vivid imagination. There's an "E" after the second L in dollar and a "G" next to the tail too. And another "D" left of the eagle's shoulder. And...