1To Benjamin Franklin from Jan Ingenhousz, [24 February 1774]: abstract (Franklin Papers)
Abstract: Ingenhousz letterbook, Gemeente-Archief, Breda I am in the utmost consternation about...
2To Benjamin Franklin from Jan Ingenhousz: Dedication, 1 November 1783 (Franklin Papers)
Printed in Nouvelles Expériences et observations sur divers objects de physique (Paris, 1785),...
3To Benjamin Franklin from Jan Ingenhousz, 7 February 1781 (Franklin Papers)
ALS : American Philosophical Society I wrote you a lettre some weaks ago containing an account of...
4To Benjamin Franklin from Jan Ingenhousz, 26 August 1777 (Franklin Papers)
ALS : American Philosophical Society I Stay’d a day longer in the Country as I had proposed. I...
5To Benjamin Franklin from Jan Ingenhousz, [12 May 1774] (Franklin Papers)
Abstract: Ingenhousz letterbook, Gemeente-Archief, Breda, Netherlands I begg him send me soon his...
6To Benjamin Franklin from Jan Ingenhousz, 9 October 1784 (Franklin Papers)
Letterbook abstract: Stadsarchief Breda To his Excellency Benjam. Franklin Min. Plenip from...
7To Benjamin Franklin from Jan Ingenhousz, 24 October 1774 (Franklin Papers)
Abstract: Ingenhousz letterbook, Gemeente-Archief, Breda That every body here expects his...
8To Benjamin Franklin from Jan Ingenhousz, 2 April 1777 (Franklin Papers)
ALS : American Philosophical Society I recieved a note from the post office of Paris, that a...
9To Benjamin Franklin from Jan Ingenhousz, 29 January 1777 (Franklin Papers)
ALS : American Philosophical Society As I recieved my lettre Directed to you at Philadelphia back...
10To Benjamin Franklin from Jan Ingenhousz, 14 November 1778 (Franklin Papers)
ALS : American Philosophical Society As I was not able to finish as soon as I expected the book I...