1To Benjamin Franklin from Mary Parker, 6 October 1770 (Franklin Papers)
ALS : American Philosophical Society Since writing the foregoing My Daughter is returned from...
2To Benjamin Franklin from Mary Parker, 12 August 1770 (Franklin Papers)
ALS : American Philosophical Society It is with inexpressable Grief that I am Obliged to give you...
Three MS accounts: American Philosophical Society Between Franklin and his fellow printer James...