Conservation

Posts related to the Conservation Department

Renée Wolcott
Two previous blog posts by Anisha Gupta and myself shared the problems with iron gall ink, which was used for almost all the manuscripts in...
Renée Wolcott
In my first post about Petrus Ramus’s 1636 Via Regia ad Geometriam—a geometry textbook with warped, broken wooden boards and mold-eaten leaves—I described the innovative...
Anne Downey
Header image: East Front Street, Nome Alaska, April 1909 Three photo albums recently came to the conservation lab, courtesy of two donors to the Society...
Renée Wolcott
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...
American Philosophical Society
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...
Anne Downey
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...
Renée Wolcott
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...
American Philosophical Society
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...