11To Benjamin Franklin from David Hartley, 26 March 1784 (Franklin Papers)
ALS : Library of Congress I have received yours of the 11th instant. I am to inform you in answer...
12To Benjamin Franklin from David Hartley, 13 May 1784 (Franklin Papers)
ALS : American Philosophical Society I shd be much obliged to you if you cd send me two or three...
13To Benjamin Franklin from David Hartley, 1 June 1784 (Franklin Papers)
Copies: National Archives (London), William L. Clements Library; transcript: National Archives I...
14To Benjamin Franklin from David Hartley, 27 July 1784 (Franklin Papers)
ALS : Library of Congress I have thought it a long while that my Confinement has prevented my...
15To Benjamin Franklin from David Hartley, 4 August 1784 (Franklin Papers)
ALS : Library of Congress I have not recd any letters from England—but I hear that a continuation...
16To Benjamin Franklin from David Hartley, 1 December 1784 (Franklin Papers)
ALS : Charles E. Feinberg, Detroit, Michigan (1957); copy: William L. Clements Library I write to...