Posted By:
davidcyclebackThere's a difference between a large painting or poster you plan on hanging on the livingroom wall and a 1.5x2.5 inches piece of cardboard store in a box.
I had a college art conservation student working on a paper email me and ask me how baseball card collectors conserve ('treat' as she said) their cards. I said, "They don't," explaining that most collectors don't want their cards conserved or treated beyond being put in plastic holders.