1[To Thomas Jefferson from Adrien Petit, 7 April 1787] (Jefferson Papers)
[ Paris, 7 Apr. 1787 . Recorded in SJL as received 3 May 1787 at Aix-en-Provence. Not found.]
2[To Thomas Jefferson from Adrien Petit, 14 April 1787] (Jefferson Papers)
[ Paris, 14 Apr. 1787 Recorded in SJL as received 3 May at Aix-en-Provence. Not found.]
3[To Thomas Jefferson from Adrien Petit, 31 March 1787] (Jefferson Papers)
[ Paris, 31 Mch. 1787 . Recorded in SJL as received 3 May 1787 at Aix-en-Provence. Not found.]
4[To Thomas Jefferson from Adrien Petit, 17 March 1787] (Jefferson Papers)
[ Paris, 17 Mch. 1787 . Recorded in SJL 26 Mch. 1787 as received at Aix-en-Provence. Not found.]