1From Thomas Jefferson to Jean Baptiste Say, 1 February 1804 (Jefferson Papers)
I have to acknolege the reciept of your obliging letter , and, with it, of two very interesting...
2Thomas Jefferson to Jean Baptiste Say, 2 March 1815 (Jefferson Papers)
Your letter of June 15 . came to hand in December, and it is not til l the ratification of our...
3From James Madison to Jean-Baptiste Say, 4 May 1816 (Madison Papers)
I must trust to your goodness to pardon the long delay in offering my thanks for the Treatise on...
4Thomas Jefferson to Jean Baptiste Say, 14 May 1817 (Jefferson Papers)
Your letter of June 15. 1814. came to my hands on the 9 th of Dec. following, and that of Aug....