1John Barnes to Thomas Jefferson, 19 October 1813 (Jefferson Papers)
Barnes, John; health of [index entry]
2John Barnes to Thomas Jefferson, 5 April 1814 (Jefferson Papers)
Barnes, John; health of [index entry]
3John Barnes to Thomas Jefferson, 16 April 1814 (Jefferson Papers)
Barnes, John; health of [index entry]
4Thomas Jefferson to John Barnes, 7 May 1815 (Jefferson Papers)
Barnes, John; health of [index entry]
5Thomas Jefferson to John Barnes, 5 May 1819 (Jefferson Papers)
Barnes, John; health of [index entry]
6Thomas Jefferson to John Barnes, 23 March [1820] (Jefferson Papers)
Barnes, John; health of [index entry]
7Joseph Milligan to Thomas Jefferson, 27 November 1820 (Jefferson Papers)
Barnes, John; health of [index entry]
8John Barnes to Thomas Jefferson, 18 September 1821 (Jefferson Papers)
Barnes, John; health of [index entry]
9John Barnes to Thomas Jefferson, 26 March 1822 (Jefferson Papers)
Barnes, John; health of [index entry]
10Thomas Jefferson to John Barnes, 7 April 1822 (Jefferson Papers)
Barnes, John; health of [index entry]