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BTW, it is believed that a trace amount of hypo remaining in the emulsion after wasing adds to the archival permenance of a print where complete removal of all hypo lends to its' deteration.
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Interesting comment and one that I have not heard before. What and who is the basis of this statement? It would be interesting to read documented research on this. I would appreciate anything that you can provide on this matter. Thanks and regards, Donald Miller