1Archibald Robertson to Thomas Jefferson, 6 September 1819 (Jefferson Papers)
Robertson, Archibald; TJ invites to dinner [index entry]
2Thomas Jefferson to Archibald Robertson, 7 December 1820 (Jefferson Papers)
Robertson, Archibald; TJ invites to dinner [index entry]
3Thomas Jefferson to Archibald Robertson, 25 May 1822 (Jefferson Papers)
Robertson, Archibald; TJ invites to dinner [index entry]