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Office of the Secretary Records, 1940-2000 (bulk) 1743-2011 (inclusive)
Held at: University of Pennsylvania: University Archives and Records Center [Contact Us]
Held at: University of Pennsylvania: University Archives and Records Center [Contact Us]
Held at: Library Company of Philadelphia [Contact Us]
Held at: Independence Seaport Museum, J. Welles Henderson Archives and Library [Contact Us]
Held at: Independence Seaport Museum, J. Welles Henderson Archives and Library [Contact Us]
Held at: Philadelphia Archdiocesan Historical Research Center [Contact Us]
Held at: Philadelphia Archdiocesan Historical Research Center [Contact Us]
Held at: Pennsylvania Horticultural Society [Contact Us]
Held at: Haverford College Quaker & Special Collections [Contact Us]
Held at: Haverford College Quaker & Special Collections [Contact Us]
Held at: Haverford College Quaker & Special Collections [Contact Us]