1From Benjamin Franklin to Ingenhousz, 2 September 1783 (Franklin Papers)
ALS : Mrs. James A. de Rothschild, England (1962) Inclos’d I send you a Copy of a Letter to Sir...
2To Benjamin Franklin from Ingenhousz, 1 September 1783 (Franklin Papers)
ALS : American Philosophical Society The inclosed note and bill of exchange of 150 florins on...
3To Benjamin Franklin from Ingenhousz, 15 August 1783 (Franklin Papers)
ALS : American Philosophical Society I wrote to you a note some weaks ago to accompany the...
4To Benjamin Franklin from Ingenhousz, 23 June 1783 (Franklin Papers)
ALS : American Philosophical Society This is only to accompany the adjoin’d lettre of mr....
5From Benjamin Franklin to Ingenhousz, 1 June 1783 (Franklin Papers)
ALS : American Philosophical Society This will be delivered to you by an ingenious young Friend...
6From Benjamin Franklin to Jan Ingenhousz, 16 May 1783 (Franklin Papers)
LS and incomplete AL (draft): Library of Congress I have before me your three Favours of Feby....
7To Benjamin Franklin from Ingenhousz, 29 April 1783 (Franklin Papers)
ALS : American Philosophical Society The bearer of this, Mr. james Robertson, being arrived at...
8To Benjamin Franklin from Ingenhousz, 8 April 1783 (Franklin Papers)
ALS : American Philosophical Society As I have not heard from you this long while, I wish to know...
9To Benjamin Franklin from Ingenhousz, 26 February 1783 (Franklin Papers)
ALS : American Philosophical Society You will have recieved my last, by which I asked you leave...
10To Benjamin Franklin from Jan Ingenhousz, 28 January 1783 (Franklin Papers)
ALS : American Philosophical Society As I expected every day to hear that peace was actualy made,...