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Search the Collections: Collections Digital Library

APS Library

Draft of the Declaration of Independence in Thomas Jefferson's hand
APS Library
APS Museum
Conservation

Holding Jefferson’s draft of the Declaration of Independence against the light

fvanderWoude
April 10, 2026
Leslie portrait
APS Library
Members

J.P. Lesley and the Standardization of Geologic Mapmaking

Sam Wagner
April 2, 2026
A photo of a corridor flanked by two library rolling shelving units. The unit on the left is filled with white banker’s boxes with typed labels taped to each box.
APS Library
CNAIR

Archivando una carrera entera: Presentamos el archivo de Sally McLendon

Ruth Rouvier
March 30, 2026
William E. Lingelbach standing in front of a radio microphone, ca. 1940s.
APS Library
Members

William E. Lingelbach, a Mid-Century Influencer

Susan Anderson
March 27, 2026
Arctic Explorations by Elisha Kent Kane Title Page
APS Library
Members

Elisha Kent Kane and Arctic Exploration

Marian Christ
March 19, 2026
A photo of a corridor flanked by two library rolling shelving units. The unit on the left is filled with white banker’s boxes with typed labels taped to each box.
APS Library
CNAIR

Archiving a Whole Career: Introducing the Sally McLendon Papers

Ruth Rouvier
March 13, 2026
Excerpt from Nathan Sellers commonplace book, handwritten journal
APS Library
Center for the History of Science
Members

The Engineers: The Sellers and the Making of Philadelphia

Vincent Femia
March 9, 2026
Wanamaker receipt in scrapbook
APS Library

Richard Beck’s 19th Century Travels

Joseph DiLullo
February 27, 2026

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