601To Benjamin Franklin from Richard Jackson, 27 December 1763 (Franklin Papers)
ALS : American Philosophical Society I write to you by every Packet, but having heard that a...
602To Benjamin Franklin from William Robertson, 12 December 1768 (Franklin Papers)
ALS : American Philosophical Society I was favoured with your letter of the 26th recommending Sir...
603To Benjamin Franklin from Ezra Stiles, 12 March 1755 (Franklin Papers)
Draft: Yale University Library This accompanies your Letters and Manuscript, which I have perused...
604To Benjamin Franklin from Harvard College, 4 January 1769 (Franklin Papers)
Reprinted from William C. Lane, “Harvard College and Franklin,” Colonial Society of Massachusetts...
605To Benjamin Franklin from William Henly: Account of an Experiment, 7 October 1771 (Franklin Papers)
AD (incomplete): American Philosophical Society; remainder printed in the Royal Society,...
606To Benjamin Franklin from John Williamson, [October 1759] (Franklin Papers)
ALS (fragment): American Philosophical Society [ First part missing ] of the Innocent Sort in...
607To Benjamin Franklin from Thomas Wharton, 16 July 1765 (Franklin Papers)
ALS : American Philosophical Society While most of this letter refers to matters of only local...
608William Strahan: Bill and Receipt, 31 December 1759 (Franklin Papers)
ADS : Historical Society of Pennsylvania £ s. d. 1759. Enquiry concerning the Indians, 11¾...
609To Benjamin Franklin from James Parker, 2 May 1767 (Franklin Papers)
ALS : American Philosophical Society This incloses the 2d Bill for £300 Sterl, the first of which...
610To Benjamin Franklin from Emanuel Mendes da Costa, 20 July 1765 (Franklin Papers)
ALS : Historical Society of Pennsylvania The Committee for Mr. Canton’s Experiments meet Again on...