Following the completion of renovations, the Society’s Library & Museum has begun expanding Reading Room services. All visitors to APS facilities should review the latest COVID vaccine and masking policies

Blog

Explore to learn more about what's going on at the APS.
American Philosophical Society
We have a great group of 11 Summer Interns working on various projects at the APS over the next several weeks. Read below to learn...
Estelle Markel-Joyet
Laura Chilton is the David Center for the American Revolution Project Cataloguer. Over the next two years, she will be cataloging not only David Library...
Sylvan Goldberg
In a letter written in the 1920s to Rockefeller Institute director Rufus Ivory Cole, Joseph Leidy—nephew of the famed Philadelphian with whom he shared a...
Melanie Rinehart
The Long Expedition set out from the Allegheny Arsenal in Pittsburgh on May 3, 1819, with goals to both exert American control of western territories...
American Philosophical Society
Philadelphia, PA, [May 27, 2022] – Thanks to a generous donation by Graham Arader and Lori Cohen, five rare botanical watercolors, valued at $1.75 million...
American Philosophical Society
The American Philosophical Society is pleased to welcome new Members elected to the Society in 2022. Election to the American Philosophical Society honors extraordinary accomplishments...
Michael Madeja
If you have not yet visited the 2022 exhibition Becoming Weatherwise, our new team of Museum Guides and Managers is just one additional reason to...
Marian Christ
In 2013, Ellen Lehman, a generous donor to the Library who has given us many works on the Arctic and its peoples, gave us Two...