Isaac Proctor papers (HC.MC.950.151), Quaker & Special Collections, Haverford College, Haverford, PA.
Isaac Proctor papers (HC.MC.950.151), Quaker & Special Collections, Haverford College, Haverford, PA. https://archives.tricolib.brynmawr.edu//repositories/5/resources/1360 Accessed February 05, 2025.
