Question about grading GSA morgans
fountainheadgold
Posts: 2,467 ✭
For a grading company to determine if A morgan is dmpl or pl, I believe they measure refletive fields.? How does NGC measure reflective field on a coin in a gsa pack, when I try to do this it gets confusing because the plastic also reflects? Any ideas how they do this????
Michael
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Jeremy
dragon