Quote:
Originally Posted by tschock
Steve,
I wondered that myself. Even if the plastic in which the card is entombed were not in and of itself harmful to the card in the long term (is the plastic used similar to mylar or acid free?), but are we essentially creating a self-feeding acid bath for the cards with the little bit of air that is also encapsulated?
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I think most of us have cards over 100 years old, and these have some wear due to handling, but really haven't deteriorated due to the passage of time. I'm with Leon: they'll very likely last far, far longer than any of us. decades, centuries, milleniums?
Best to all,
Larry