51From Benjamin Franklin to Charles-Guillaume-Frédéric Dumas, 4 May 1781 (Franklin Papers)
Copy: Library of Congress; transcript: National Archives It is so long since I heard from you,...
52From Benjamin Franklin to Dumas, 27 December 1779 (Franklin Papers)
Copy: Library of Congress I received yours of the 15th with Letters from Commodore Jones and...
53From Benjamin Franklin to Dumas, 19 February 1779 (Franklin Papers)
Copy: Library of Congress Since mine of the 11th inst. I have receiv’d an Appointment from...
54From Benjamin Franklin to Dumas, 26 July 1780 (Franklin Papers)
LS : American Philosophical Society; copy: Library of Congress; transcript: National Archives I...