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Category: Preservation

A woman places a pigment chart under a camera for imaging.

Reading the Rainbow: How Chemistry Helps Identify Pigments

Posted by: Meghan Hill

The following is a guest post by Anna Darden, intern in the Preservation Research & Testing Division (PRTD). Not so long ago, LeVar Burton graced TV screens on Reading Rainbow with his emphasis on building reading comprehension and instilling a life-long love of reading for me and others in my generation. Reading is usually reserved …

125th anniversary celebration comes up to date on life in the binding office.

125 years of binding, Part Four: Madison and the Digital Age

Posted by: K.F. Shovlin

As we celebrate 125 years of binding at the Library of Congress, our final chapter in this blog series looks at the changes in binding and the industry with the rise of the digital age. The past 40 plus years brought the Binding Office to a new home, created a new partner, and finally, gave it a new name that is more forward looking than past. With quotes from the people that were there and made it happen, we share this retrospective conclusion, on the 125th anniversary of the office first opening its doors.

I Got 99 Ptolemies But a 1477 Ain’t One: A Journey Through Bookbinding History

Posted by: Amelia Parks

It’s not very often that you have the chance to look at 99 copies of the same book. However, among the Library’s vast collections are an extraordinary 99 copies of Ptolemy’s Geographia, divided between the Geography and Map Division and Rare Book and Special Collections. Book conservators in the Library’s Conservation Division, undertook a survey of every one of these 99 copies of Geographia, and found some fascinating things that provide context for the rich history of book binding and manuscript arts.

A warehouse aisle is stacked to the ceiling with shelves of book boxes.

Ten Million Books… and Counting!

Posted by: Kristina Grooms

This summer marks a major milestone in the Library of Congress mission to preserve and provide access to its wide range of collections as the ten millionth item is transferred to offsite storage. Since the Library’s collection is continuously growing, it is essential to rely on offsite storage for managing such a vast and varied …

Woman standing behind a table, holding a booklet, talking to woman in front of the table.

Sensing the Past: Engaging the Public with Heritage Science Activities

Posted by: Meghan Hill

Recently, the Preservation Research and Testing Division created interactive, multisensory activities to showcase how science supports the preservation of the Library’s collections. Focusing on paper, pigments, and audiovisual materials that represent just a part of the Library's eclectic collection, these hands-on experiences engaged the public in understanding how we study, protect, and predict the aging of cultural heritage.

Two images side by side, the left showing the open box with the globe sitting inside. The right showing the close box with the label on the front.

Rehousing the Library of Congress’ Rare Globes

Posted by: Chloe Genter

The Library of Congress holds one of the largest collections of globes in the world. Globes present many difficulties when considering aspects of storage and housing, they are an unusual shape, they have moveable or detachable pieces, can be very fragile, and staff and researchers may need to view the entire circumference of the globe. Preservation Specialist James Thurn explains how the Library of Congress houses these globes in an innovative way that makes the globes easier to view and access and creates secure, protective housing.