1To James Madison from Friedrich Wilhelm Heinrich Alexander von Humboldt, 23 September 1810 (Abstract) (Madison Papers)
23 September 1810, Paris. Recalls JM’s kindness during his visit to Washington in 1804 and makes...
2Alexander von Humboldt to Thomas Jefferson, 23 September 1810 (Jefferson Papers)
J’ai l’honneur de Vous offrir la quatrieme et la cinquieme partie de mon ouvrage sur le Mexique...
3Thomas Jefferson to Robert Smith, 23 September 1810 (Jefferson Papers)
I have waited the occasion of the present inclosure to perform the duty of my thanks for the kind...
4Thomas Jefferson to John Christoph Süverman, 23 September 1810 (Jefferson Papers)
Your letters of May 5. & Aug. 8. were both recieved, and I wrote to Cap t William Meriwether ,...