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Archive: 2026 (29 Posts)

Image of a tower drawn in black with red letter labels.

Tower of Wisdom

Posted by: Marianna Stell

The fifteenth-century encyclopedic manuscript in the Rosenwald Collection, Rosenwald 4, includes a diagram attributed to the thirteenth-century Franciscan, Master John of Metz. Called the "Tower of Wisdom" (Turris sapientiae), the diagram nests 131 didactic elements into an architectural structure that offers insight into the dynamic way that medieval education used data visualization.

Three people are on stage. One is playing a mandolin, one is playing a guitar, and one is standing at a table full of crankies.

Our Common Ground: Reflections on a Day of Creativity, Adventure, and Play

Posted by: Ashley Rose Young

On May 14, 2026, the Rare Book and Special Collections Division welcomed visitors to the Library of Congress for Our Common Ground: 250 Years of Americans Engaging with Nature, a symposium exploring the many ways Americans have experienced and interpreted the natural world. Organized around the themes We Create, We Adventure, and We Play, the program brought together artists, performers, writers, and game designers alongside rare books, ephemera, and illustrated works from the Library’s collections. Highlights included Jessica C. White’s reflections on printmaking and Appalachian storytelling, a live "crankie" performance with Jessica C. White and musicians and scholars Kevin Kehrberg and Jeffrey A. Keith, Mike Rogge’s thoughts on adventure and the enduring spirit of print culture, and Elizabeth Hargrave’s discussion of transforming ecological systems into joyful board games. This recap revisits memorable moments from the day and shares recordings of each session and performance.

Pigment Analysis of Joyce’s Ulysses Blue: Ineluctable Modality of the Visible and the Infrared

Posted by: Patrick Hastings

For the cover of the 1922 first edition of Ulysses, James Joyce desired a particular shade of "Greek blue" to evoke the novel's correspondences to Homer and The Odyssey. Thanks to the scientists at the Library of Congress, we now know the exact mixture of pigments used for that iconic cover.

Two men with trephining tools drilling into their heads

Healing Books: History of Health and Medicine at the Library of Congress

Posted by: Michael North

The Library owns many groundbreaking books from medicine’s past, some of them illustrated with images that make us glad we live in the 21st century. Topics range from anatomy and herbals to childbirth and Native American medical knowledge.

Book open to an illustration of an orange wildflower

America 250 Film Series (Pt. III)

Posted by: Ashley Rose Young

Step back onto the trail with the Library of Congress’s latest From the Vaults videos, where rare books, maps, photographs, and illustrations open new paths into the nation’s history through the lens of nature. From Yellowstone and bald eagles to botanical art, space exploration, and the Donner Party, these visually rich stories reveal how generations of Americans have imagined, documented, and encountered the natural world.