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  1. Colorado Coinman
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    Grade Distribution for Modern Coins

    I'm just curious if there has ever been an unbiased study performed on all of the current TPG services. I know many a (dare I say) old timer...
    Post by: Colorado Coinman, Oct 25, 2015 in forum: US Coins Forum
  2. Colorado Coinman
    Post

    ICG vs PCGS, NGC

    I'm just curious if there has ever been an unbiased study performed on all of the current TPG services. I know many a (dare I say) old timer...
    Post by: Colorado Coinman, Oct 25, 2015 in forum: US Coins Forum
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