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Re: Disappearing Ink



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Old sources say to use oxalic acid to bleach gall ink blots but I don't think that would fit in with many of our ideas about conservation today. The Monks used to do that and then rub chalk into the vellum to neutralize the acid.
Dave

David Allen
Beddall Bookbinding Conservation & Restoration
840 Snowdrop Avenue
Victoria, British Columbia
CANADA  V8Z 2N4
(250) 888-9380

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