31To Benjamin Franklin from David Hartley, 2 March 1779 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress Yours of 22d of february...
32To Benjamin Franklin from David Hartley, 30 March 1779 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress Yours of March 21st...
33To 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...
34To 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...
35To Benjamin Franklin from David Hartley, 20 April 1779 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress I hope you have heard of...
36To 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)...
37To Benjamin Franklin from David Hartley, 11 May 1779 (Franklin Papers)
Copy: American Philosophical Society; transcript: Library of Congress Yours of May 4th. recd this...
38To 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...
39To 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,...
40To 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...
41To Benjamin Franklin from David Hartley, 29 June 1779 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress In the course of a...
42To 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...
43To Benjamin Franklin from David Hartley, 1 September 1779 (Franklin Papers)
Two copies: American Philosophical Society; transcript: Library of Congress Yours of August 20th...
44To Benjamin Franklin from David Hartley, 18 September 1779 (Franklin Papers)
Copy: American Philosophical Society; transcript: Library of Congress I think it very probable...
45To Benjamin Franklin from David Hartley: Two Letters, 11 October 1779 (Franklin Papers)
(I) ALS and copy: American Philosophical Society; (II) ALS : American Philosophical Society;...
46To Benjamin Franklin from David Hartley: Two Letters, 26 October 1779 (Franklin Papers)
(I) ALS : American Philosophical Society; transcript: Library of Congress; (II) ALS : American...
47To Benjamin Franklin from David Hartley, 16 November 1779 (Franklin Papers)
ALS : American Philosophical Society; transcript: Library of Congress The enclosed letter wch I...
48To 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...
49To 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...
50To 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...
51To 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...
52To Benjamin Franklin from David Hartley, 27 March 1780 (Franklin Papers)
ALS : American Philosophical Society I send by this date another letter with enclosures relating...
53To Benjamin Franklin from David Hartley, 17 July 1780 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...
54To Benjamin Franklin from David Hartley, 15 June 1781 (Franklin Papers)
ALS : American Philosophical Society; copy: Archives du Ministère des affaires étrangères My...
55To 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...
56To 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...
57To 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...
58To Benjamin Franklin from David Hartley, 1 February 1782 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...
59To Benjamin Franklin from David Hartley, 28 February 1782 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...
60To Benjamin Franklin from David Hartley, 11 March 1782 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...