1Isaac Cox Barnet to Thomas Jefferson, 21 November 1812 (Jefferson Papers)
Barnet, Isaac Cox; letters from [index entry]
2Isaac Cox Barnet to Thomas Jefferson, 23 September 1817 (Jefferson Papers)
Barnet, Isaac Cox; letters from [index entry]
3Isaac Cox Barnet to Thomas Jefferson, 30 November 1817 (Jefferson Papers)
Barnet, Isaac Cox; letters from [index entry]