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

Executive Offices and Museum Gallery
104 South Fifth Street 
Philadelphia, PA 19106-3387
215-440-3400 | Fax 215-440-3450

Library
105 South Fifth Street
Philadelphia, Pa 19106-3386
215-440-3400 | Fax 215-440-3423

For questions about APS Library collections and research visits, please use the APS Library Reference Requests form. To request copies or to learn more about publication permissions from the APS Library, please visit the Reference Requests page

Use this form to contact the American Philosophical Society electronically. 

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