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Category: Preservation and Conservation

Image of an ornate clock showing 2:05 with sculpted male figures sitting on each side of the clock face

Bug Story: The Secret of Pre-Modern Colors

Posted by: Neely Tucker

Pre-modern artists used almost anything to create vibrant colors for art and fabrics: bug guts, squid bones, shredded wood, hardened tree sap, walnut rinds, lye, tannic acid, iron sulfate, wine and, um, urine. Today, the Library’s Preservation Research and Testing Division is now recreating those colors the old-fashioned way as part of a newly developing field of preservation science.