1To Benjamin Franklin from Richard Penn, Jr., 20 October 1778 (Franklin Papers)
ALS : American Philosophical Society Nothing but Necessity cou’d have induc’d me to take the...
2To Benjamin Franklin from Richard Penn, Jr., 20 July 1782 (Franklin Papers)
ALS : Historical Society of Pennsylvania I take the Liberty of recommending to your notice the...
3To Benjamin Franklin from Richard Penn, Jr., 25 February 1783 (Franklin Papers)
ALS : American Philosophical Society I hope you continue to enjoy perfect good health, it woud...