The Library & Museum of the American Philosophical Society in Philadelphia invites applications for sabbatical, postdoctoral, predoctoral, and short-term research fellowships for projects in all fields working on research projects utilizing its collections. The APS's Library & Museum’s collections make it among the premier institutions for documenting and exhibiting the history of the American Revolution and founding, the history of science from Newton to NASA, and Indigenous languages and cultures. The Society’s collections include more than 14 million pages of manuscripts, 275,000 bound volumes, 250,000 images, thousands of hours of audio tape, and 3,360 three-dimensional artifacts and fine art objects. It is home to three research centers: the