1Thomas 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...
2Benjamin Smith Barton to Thomas Jefferson, 23 March 1813 (Jefferson Papers)
I find there is to be a “physician” general of the arm. of the U. States —I have the vanity to...
3To Thomas Jefferson from Benjamin Smith Barton, [19 December 1792] (Jefferson Papers)
You will place me under a very great obligation by letting me have, by the bearer of this note,...
4To Thomas Jefferson from Benjamin Smith Barton, 4 January 1793 (Jefferson Papers)
In consequence of your note , I have waited on Mr. Michaux. He assures me, that he will...
5To Thomas Jefferson from Benjamin Smith Barton, 7 October 1806 (Jefferson Papers)
I take the liberty of transmitting to you a copy of the first 24 pages of my “Remarks on the...
6To Thomas Jefferson from Benjamin Smith Barton, 27 December 1805 (Jefferson Papers)
I am greatly obliged to you for the drawing and specimens, which you have forwarded to me. The...
7Benjamin Smith Barton to Thomas Jefferson, 14 September 1809 (Jefferson Papers)
I have, at this time, in the press a new edition of my work on the Dialects of the American...
8To Thomas Jefferson from Benjamin Smith Barton, 10 March 1801 (Jefferson Papers)
I take the liberty of introducing to your knowledge the bearer of this, Mr. Benjamin Rittenhouse....
9To Thomas Jefferson from Benjamin Smith Barton, 9 February 1802 (Jefferson Papers)
I do myself the honour to introduce to your knowledge, one of our countrymen, Dr. John Watkins ,...
10To Thomas Jefferson from Benjamin S. Barton, 26 July 1790 (Jefferson Papers)
I take the liberty of enclosing to you a paper of Proposals for a work which I have been engaged...