1To Benjamin Franklin from Samuel Cooper, [1782?] (Franklin Papers)
AL : American Philosophical Society Before you left America, I believe I mention’d to you the...
2To Benjamin Franklin from Samuel Cooper, 21 December 1782 (Franklin Papers)
ALS : Henry E. Huntington Library I know not how to express my Obligations to you for introducing...
3To Benjamin Franklin from Samuel Cooper, 6 September 1782 (Franklin Papers)
AL : American Philosophical Society In a Letter I wrote you a few Weeks past, giving some general...