1To Benjamin Franklin from Le Ray de Chaumont, [after 8 January 1780] (Franklin Papers)
AL : American Philosophical Society M. de Chaumont a L’honneur de proposer a S. E Monsieur...
2To Benjamin Franklin from Le Ray de Chaumont, 4 February 1780 (Franklin Papers)
Two AL : American Philosophical Society Chaumont a L’honneur de prevenir M. franklin que M....
AL : American Philosophical Society Chaumont a L’honneur d’envoyer a S. Ex. M. Franklin unne...