goldbeater's tissue

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Parchment repair — The repair and mending of parchment has taken place for thousands of years. Methods from the earliest hand stiching of tears to today s use of modern equipment to mend and fill parchment show the importance we have placed on its preservation and… … Wikipedia
Goldbeating — is the process of hammering gold into an extremely thin unbroken sheet for use in gilding. History 5,000 years ago, Egyptian artisans recognized the extraordinary durability and malleability of gold and became the first goldbeaters and gilders.… … Wikipedia
Isinglass — is a substance obtained from the swimbladders of fish (especially Beluga sturgeon); used mainly for the clarification of wine and beer, it is a form of collagen. Use in foods and drinks Prior to the inexpensive production of gelatin and other… … Wikipedia
Preservation of illuminated manuscripts — Preserving parchment becomes more difficult when pigments, inks, and illumination are added into the equation. Pigments do not dye parchment; instead, they lie on the surface of the parchment and so are rather fragile. [ Jenkins, Penny. “Printing … Wikipedia

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