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Risks of iron gall ink on paper - Dec 5 2005 no anotation, Excess Fe, Cu.. result of Ink composition, Darkening yellowing of paper result of Previously oxidized paper, Excess Fe, Cu.. result of Ink quantity, Depolymerization via oxidation Tᢈ°C; pHɴ? result of Cellulose reaction with oxygen, Paper: tears and losses result of Paper in uninked areas breaks, Paper in uninked areas breaks result of Paper loses strength, Darkening yellowing of paper result of Previous alkaline treatment of oxidized paper, Ink fading result of Previous alkaline treatment of oxidized paper, Cellulose reaction with moisture accel. by Elevated RH, Loss of visual integrity result of Loss of Information