David, as I said before, I hope this involves water only. But I believe that is wishful thinking at this point, especially as this appears to be not a simple matter of a stain being removed, but widespread toning.
I have not said a word about PSA.
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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/
He is available to do custom drawings in graphite, charcoal and other media. He also sells some of his works as note cards/greeting cards on Etsy under JamesSpaethArt.
Last edited by Peter_Spaeth; 02-04-2017 at 11:40 AM.
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