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Concentric rings 1996-D Cent
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<p>[QUOTE="Conder101, post: 3715249, member: 66"]Not on the planchet, they were on the die blank before it was hubbed. The got in a hurry when they turned the face of the die blank and instead of a flat smooth surface to the cone on the die face it left a distinct spiral groove. When the die was hubbed the fields being the highest portion of the die face, received the least pressure during the hubbing and the lather ridges were not wiped out. Nor withthe remove during subsequent lapping of the die face so they showed up on the struck coins.[/QUOTE]</p><p><br /></p>
[QUOTE="Conder101, post: 3715249, member: 66"]Not on the planchet, they were on the die blank before it was hubbed. The got in a hurry when they turned the face of the die blank and instead of a flat smooth surface to the cone on the die face it left a distinct spiral groove. When the die was hubbed the fields being the highest portion of the die face, received the least pressure during the hubbing and the lather ridges were not wiped out. Nor withthe remove during subsequent lapping of the die face so they showed up on the struck coins.[/QUOTE]
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