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Catalogs and

Research Tools

HSP has many different tools to help researchers find the materials they need within our large collection. Some tools are available on this website, but others are available only in the library at 1300 Locust Street, Philadelphia, PA 19107.

For assistance using any of our research tools, please see our FAQ page, submit a question to our library staff, or just drop by the Reference Desk.


Founded in 1824, the Historical Society of Pennsylvania is one of the oldest historical societies in the United States. Our collection includes some 600,000 printed items and more than 21 million manuscript and graphic items. Learn how to find the materials you need...

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