1Thomas Jefferson to Benjamin Smith Barton, 3 April 1813 (Jefferson Papers)
Yours of the 23 d Ult. has been duly recieved, and I shall place the subject of it before the President in a letter I am to write him immediately on another subject. nothing certainly can give me greater pleasure than to be useful to you on this and every other occasion. at the same time I am satisfied no stimulus can be wanting on the mind of the President . nobody better knows your...