1From Benjamin Franklin to Dumas, 14 March 1781 (Franklin Papers)
ALS : Hendershott Museum Consultants, Inc., Little Rock, Arkansas (1996); copy: Library of...
2From Benjamin Franklin to Dumas, 3 December 1780 (Franklin Papers)
Copy: Library of Congress; transcript: National Archives I have before me yours of the 9th. &...
3From Benjamin Franklin to Dumas, 7 April 1781 (Franklin Papers)
ALS : Boston Public Library; copy: Library of Congress; transcript: National Archives I received...
4From Benjamin Franklin to Dumas, 18[–20] January 1781 (Franklin Papers)
LS : Henry E. Huntington Library; AL (draft): Library of Congress; copies: Library of Congress,...