1William Short to Thomas Jefferson, 10 April 1809 (Jefferson Papers)
Romanzoff, Nicolas de; Russian foreign minister [index entry]
2William Short to Thomas Jefferson, 27 May 1809 (Jefferson Papers)
Romanzoff, Nicolas de; Russian foreign minister [index entry]
3John Armstrong to Thomas Jefferson, 19 September 1809 (Jefferson Papers)
Romanzoff, Nicolas de; Russian foreign minister [index entry]
4James Madison to Thomas Jefferson, 6 November 1809 (Jefferson Papers)
Romanzoff, Nicolas de; Russian foreign minister [index entry]
5Thomas Jefferson to James Madison, 26 November 1809 (Jefferson Papers)
Romanzoff, Nicolas de; Russian foreign minister [index entry]
6Levett Harris to Thomas Jefferson, 13 June 1810 (Jefferson Papers)
Romanzoff, Nicolas de; Russian foreign minister [index entry]
7John Jacob Astor to Thomas Jefferson, 14 March 1812 (Jefferson Papers)
Romanzoff, Nicolas de; Russian foreign minister [index entry]