31To Benjamin Franklin from David Hartley, 30 March 1779 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress Yours of March 21st...
32To Benjamin Franklin from David Hartley, 2 April 1779 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress I writ you word in my last...
33To Benjamin Franklin from David Hartley, 10 April 1779 (Franklin Papers)
Transcript: Library of Congress I have had some conferences respecting terms of peace wch. I have...
34To Benjamin Franklin from David Hartley, 20 April 1779 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress I hope you have heard of...
35To Benjamin Franklin from David Hartley: Two Letters, 22 April 1779 (Franklin Papers)
(I) ALS : Archives du Ministère des affaires étrangères; transcript: Library of Congress; (II)...
36To Benjamin Franklin from David Hartley, 11 May 1779 (Franklin Papers)
Copy: American Philosophical Society; transcript: Library of Congress Yours of May 4th. recd this...
37To Benjamin Franklin from David Hartley, 25 May 1779 (Franklin Papers)
Transcript: Library of Congress I was in hopes to have had something material to have...
38To Benjamin Franklin from David Hartley, 11 June 1779 (Franklin Papers)
Transcript: Library of Congress Before you receive this you will probably have received my last,...
39To Benjamin Franklin from David Hartley: Two Letters, 24 June 1779 (Franklin Papers)
(I) and (II) transcript: Library of Congress I shall hope soon to have an opportunity of writing...
40To Benjamin Franklin from David Hartley, 29 June 1779 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress In the course of a...
41To Benjamin Franklin from David Hartley, 5 July 1779 (Franklin Papers)
Transcript: Library of Congress I send you for fear of accidents copies of two letters wch I have...
42To Benjamin Franklin from David Hartley, 1 September 1779 (Franklin Papers)
Two copies: American Philosophical Society; transcript: Library of Congress Yours of August 20th...
43To Benjamin Franklin from David Hartley, 18 September 1779 (Franklin Papers)
Copy: American Philosophical Society; transcript: Library of Congress I think it very probable...
44To Benjamin Franklin from David Hartley: Two Letters, 11 October 1779 (Franklin Papers)
(I) ALS and copy: American Philosophical Society; (II) ALS : American Philosophical Society;...
45To Benjamin Franklin from David Hartley: Two Letters, 26 October 1779 (Franklin Papers)
(I) ALS : American Philosophical Society; transcript: Library of Congress; (II) ALS : American...
46To Benjamin Franklin from David Hartley, 16 November 1779 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress The enclosed letter wch I...
47To Benjamin Franklin from David Hartley, 3 January 1780 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress It is so long since I have...
48To Benjamin Franklin from David Hartley, 5 January 1780 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress I writ to you a day or two...
49To Benjamin Franklin from David Hartley, 8 January 1780 (Franklin Papers)
ALS : American Philosophical Society I cannot imagine what has prevented my hearing from you for...
50To Benjamin Franklin from David Hartley, 1 March 1780 (Franklin Papers)
ALS : American Philosophical Society Having been very much chagrined with the delay of the Cartel...
51To Benjamin Franklin from David Hartley, 27 March 1780 (Franklin Papers)
ALS : American Philosophical Society I send by this date another letter with enclosures relating...
52To Benjamin Franklin from David Hartley, 17 July 1780 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...
53To Benjamin Franklin from David Hartley, 15 June 1781 (Franklin Papers)
ALS : American Philosophical Society; copy: Archives du Ministère des affaires étrangères My...
54To Benjamin Franklin from David Hartley, 26 September 1781 (Franklin Papers)
ALS : American Philosophical Society Having an opportunity of a conveyance to you, I write one...
55To Benjamin Franklin from David Hartley, 2[–8] January 1782 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...
56To Benjamin Franklin from David Hartley, 24[–25] January 1782 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...
57To Benjamin Franklin from David Hartley, 1 February 1782 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...
58To Benjamin Franklin from David Hartley, 28 February 1782 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...
59To Benjamin Franklin from David Hartley, 11 March 1782 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...
60To Benjamin Franklin from David Hartley, 12 March 1782 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...