51To Thomas Jefferson from Jan Ingenhousz, 28 December 1786 (Jefferson Papers)
As I can make no doubt, but you will sometimes meet with a favourable oportunity of some...
52To Thomas Jefferson from Jan Ingenhousz, 28 September 1787 (Jefferson Papers)
Recieve my harty thanks for your kind offers to take under your care any parcel, which my old...
53To Thomas Jefferson from Jan Ingenhousz, with Note by Jefferson, 23 January 1788 (Jefferson Papers)
I took the liberty to recommend to your protection a lettre to our common Friend Benjamin...
54To Thomas Jefferson from Jan Ingenhousz, 9 August 1788 (Jefferson Papers)
I was at Mr. Pelletier’s house, where they told me, that if such a legalisation could be made, it...
55To Thomas Jefferson from Jan Ingenhousz, 11 May 1789 (Jefferson Papers)
I take the liberty to recommend to your care this three Copies of the II volume of my work on...