1Thomas Jefferson to Pierre Samuel Du Pont de Nemours, André Thoüin, and Bartelémy de Faujas-Saint Fond, 16 May 1809 (Jefferson Papers)
The bearer hereof, mr Robert M. Patterson , is son of mr Robert Patterson , professor of Mathematics in the college of Philadelphia , Director of the mint of the US. & a Vicepresident of the Philosophical society . having gone through his course of studies here he goes to Paris to advance his stock of knolege by the superior aids which that place affords. I have not the pleasure of being...
2Thomas Jefferson to André Thoüin, 14 December 1813 (Jefferson Papers)
The perils of the ocean, my good and antient friend, are such that I almost despair of getting a letter to you. yet I cannot permit myself longer to withold the acknolegement of the reciept of your letters of Mar. 2. and Dec. 7. 11. and Mar. 15. 13. the boxes of seeds which you were so kind as to forward to me in 1810. 1811. came safely to hand, and were committed to our best seedsmen, in...
3Thomas Jefferson to Adamo Fabbroni, Antoine Gouan, Lacepede, Marc Auguste Pictet, and André Thoüin, 6 March 1815 (Jefferson Papers)
Doct r Barton , my friend, proposing, for the benefit of his health, a voyage across the Atlantic , and a trial of the air of Europe , will probably visit Florence in the course of his travels. he is one of the Vice presidents of the American Philosophical society , Professor of Natural history, Botany, Materia Medica, and of the Institutes and Clinical practice of Medecine in the University...
4Thomas Jefferson to André Thoüin, 11 May 1815 (Jefferson Papers)
The peace of Paris had given us the hope that wars had at length ceased, and the ocean become open to the intercourses of friendship and science. but we just now learn the great events of March last , and that France , and we may say the world, is again overshadowed with clouds; and of what is to follow we have no indications. in this uncertain state of things, mr Girardin , who will have the...