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Two Hundred Years

The Historical Society of Pennsylvania, 1824-2024

This year marks the 200th anniversary of the Historical Society of Pennsylvania! Since HSP’s founding in 1824, we have collected and preserved an astonishing array of documents that bring the people of the past into conversation with us today. We enter our third century eager to invite you to find yourself in history. To connect with the past and make meaningful discoveries about who you are and who we are together. Join us in this endeavor to explore our shared American history.

Venture into our collection with Two Hundred Years: The Historical Society of Pennsylvania, 1824-2024 (Ed. David R. Brigham)the first book to survey the more than twenty-one million documents, newspapers, graphics, and rare books in HSP's archive. The book presents 100 essays by 58 contributing authors, highlighting carefully preserved artifacts, spanning the seventeenth to the late twentieth century. The book is now available through Penn Press.

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The publication of Two Hundred Years: the Historical Society of Pennsylvania, 1824-2024 was made possible through the generous support of the Richard C. Von Hess Foundation. 

As part of our anniversary celebration, HSP is teaming up with partners to develop collaborative programming and joint exhibits based on the strategic themes of our collection. Learn more here.

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