11To 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...
12To Benjamin Franklin from David Hartley, 1 February 1782 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...
13To Benjamin Franklin from David Hartley, 19 November 1782 (Franklin Papers)
ALS : Library of Congress I take the opportunity of Mr Laurens going to Paris to transmitt one...
14To Benjamin Franklin from [David Hartley], 8 June 1776 (Franklin Papers)
Transcript: Library of Congress It is so many months since I have heard from you that I fear the...
15To 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...
16To 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,...
17To Benjamin Franklin from David Hartley, 18 February 1778 (Franklin Papers)
ALS : Archives du Ministère des affaires étrangères; transcript: Library of Congress Hartley,...
18To Benjamin Franklin from David Hartley, 3 February 1778 (Franklin Papers)
Copy: Library of Congress The enclosed letters will explain themselves. Mr. Wren is a very worthy...
19To Benjamin Franklin from David Hartley, 11 March 1782 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...
20To Benjamin Franklin from David Hartley, 17 July 1780 (Franklin Papers)
Reprinted from William Temple Franklin, ed., Memoirs of the Life and Writings of Benjamin...