21To Thomas Jefferson from Sylvanus Bourne, 30 September 1808 (Jefferson Papers)
I lately had the honor to address you on the Subject of My present painful position being...
22Sylvanus Bourne to Thomas Jefferson, 12 September 1810 (Jefferson Papers)
Your letter of the 2 d May covering one for the Secretary of the 1 t Class of the Royal Institute...
23Sylvanus Bourne to Thomas Jefferson, 20 November 1811 (Jefferson Papers)
As you are acquainted with the embarrassing situation in which I have laboured for some years &...