Conservation
Posts related to the Conservation Department
February 21, 2022
When I first saw Petrus Ramus’s 1636 Via Regia ad Geometriam—its thin wooden boards warped and broken, its mold-eaten leaves as soft, pulpy, and ragged...
February 14, 2022
By Verónica Ivette Mercado Oliveras, Willman Spawn Conservation Intern Verónica Mercado Oliveras, a Mellon Library and Archives Conservation Education Fellow in the Winterthur/University of Delaware...
January 7, 2022
It is impossible for any sensitive person to look at a star-filled sky without being stirred by thoughts of creation and eternity. The mystery of...
September 23, 2021
Once I had solved the problem of resewing John Blair’s Chronology and History of the World from Creation to the Year of Christ, 1788, which...
June 23, 2021
Contact: 215-701-4427 [email protected] Philadelphia [June 23, 2021]— The Declaration of Independence is an iconic document, famous for the signers’ distinctive signatures and the bold heading...
April 29, 2021
When last I mentioned Joseph Priestley’s copy of John Blair’s Chronology and History of the World from Creation to the Year of Christ, 1788, the...
February 25, 2021
While iron gall ink was an incredibly popular ink from the 4th to the 20th centuries, it is now known to have damaging effects on...
October 7, 2020
Sometimes a project arrives in the conservation lab as a mystery. It might be damaged, so in order for the cataloguers and librarians to safely...