Fresno State Anthropology professor John Pryor studies items such as Native American artifacts. Baseball cards are new to him but he analyzed the lab results of the Babe Ruth card.
There you go.
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Net 54-- the discussion board where people resent discussions. 
My avatar is a sketch by my son who is an art school graduate. Some of his sketches and paintings are at
https://www.jamesspaethartwork.com/
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