1To Benjamin Franklin from Frans van Lelyveld, 9 December 1774 (Franklin Papers)
AL (copy): American Philosophical Society I have read with a particular attention And affection,...
2To Benjamin Franklin from Frans van Lelyveld, 11 March 1775 (Franklin Papers)
ALS : American Philosophical Society The foregoing is a Copy of what I had the honour to write...
3To Benjamin Franklin from Franz van Lelyveld, 31 July 1777 (Franklin Papers)
ALS : American Philosophical Society J’ai eu L’honneur de vous ecrire en date du 9. Decbre. 1774....