Benjamin Ladd letterbook (HC.MC.975.02.012), Quaker & Special Collections, Haverford College, Haverford, PA.
Benjamin Ladd letterbook (HC.MC.975.02.012), Quaker & Special Collections, Haverford College, Haverford, PA. https://archives.tricolib.brynmawr.edu//repositories/5/resources/798 Accessed January 20, 2025.
