Quote:
Originally Posted by Leon
I will say, from my experience with their head grader, they will do work the others (or at least SGC) won't do in order to grade and authenticate properly. The fact CSG graded it, or them, does need to be taken into account. And of course no one is infallible....
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My issue isn’t really about CSG. It a more general concern about authentication when there is no exemplar that you can work from.