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Category: Preservation

Upcoming: Charting New Discoveries of the Manuscript Map of the Dagua River Region

Posted by: Amelia Parks

The Manuscript Map of the Dagua River Region, created in 1764, depicts a remote gold mining frontier in today’s Colombia. Art historian Juliet Wiersema and preservation scientist Meghan Hill will share results from their collaborative analysis which unearthed stories about African resilience, resistance, adaptation, entrepreneurship, and survival within the Spanish empire. A scientific examination of this map further draws back the curtain on how this large watercolor map was assembled using pigments and paper from across the empire.

Three women and one man stand in front of a table of FEMA materials.

The Conservation Division Travels to Vermont

Posted by: Lily Tyndall

Read along to see how four members of the Conservation Division at the Library of Congress deployed to Vermont attached to a FEMA response to the massive summer flooding in the state. These four subject matter experts received and conducted on-the-ground training with FEMA and performed outreach and demonstrations to the people of Vermont.

A girl with dark brown hair and glasses smiles.

The Art of Color Analysis: Using Analytical Chemistry in Pigment Research

Posted by: Bobbi Hinton

Preservation Science Intern Jessica McKenzie breaks down some applications of analytical chemistry in the Library of Congress, where she uses Fourier Transform Infrared Spectroscopy to expand the Preservation Research and Testing Division’s database for pigment analysis. She then demonstrates how she has assisted in applying her work to collection items.

Team members stand in a lab space reviewing a piece of parchment skin together.

Of Inks and Skins, and the Stories They Tell

Posted by: Bobbi Hinton

The Inks and Skins collaboration studies material aspects of medieval Gaelic manuscripts, fusing scientific analysis with codicology and linguistic study. These manuscripts contain a wealth of tales and poetry, historical, legal, and scientific writing from medieval Ireland. The manuscripts themselves, their creation, and their survival each have their own tales to tell.