1To Benjamin Franklin from Ingenhousz, 14 January 1785 (Franklin Papers)
ALS : American Philosophical Society I send this inclosed in a lettre to Dr. LeBegue by a privat...
2To Benjamin Franklin from Jan Ingenhousz, 9 October 1784 (Franklin Papers)
Letterbook abstract: Stadsarchief Breda To his Excellency Benjam. Franklin Min. Plenip from...
3To Benjamin Franklin from Ingenhousz, 10 February 1784 (Franklin Papers)
ALS : American Philosophical Society This will be delivred to you by my Good friend the Prelate...
4To Benjamin Franklin from Ingenhousz, 14 January 1784 (Franklin Papers)
ALS : American Philosophical Society This lettre will be delivred to you by the Countesse de...
5To Benjamin Franklin from Ingenhousz, 2 January 1784 (Franklin Papers)
ALS : American Philosophical Society You will have recieved my lettre dated Nov. 19th. with a...
6To Benjamin Franklin from Ingenhousz, 19 November 1783 (Franklin Papers)
ALS : American Philosophical Society I recieved your favour dated Passy Sept. 2. 1783, with an...
7To Benjamin Franklin from Jan Ingenhousz: Dedication, 1 November 1783 (Franklin Papers)
Printed in Nouvelles Expériences et observations sur divers objects de physique (Paris, 1785),...
8To Benjamin Franklin from Ingenhousz, 1 September 1783 (Franklin Papers)
ALS : American Philosophical Society The inclosed note and bill of exchange of 150 florins on...
9To 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...
10To Benjamin Franklin from Ingenhousz, 23 June 1783 (Franklin Papers)
ALS : American Philosophical Society This is only to accompany the adjoin’d lettre of mr....