1Thomas Jefferson to Martha Jefferson Randolph, 4 November 1815 (Jefferson Papers)
2Thomas Jefferson to Martha Jefferson Randolph, 10 November 1816 (Jefferson Papers)
3Thomas Jefferson to Martha Jefferson Randolph, 22 November 1817 (Jefferson Papers)
4Thomas Jefferson to Martha Jefferson Randolph, 29 November 1817 (Jefferson Papers)
5Thomas Jefferson to Martha Jefferson Randolph, 4 August 1818 (Jefferson Papers)
6Thomas Jefferson to Martha Jefferson Randolph, 24 August 1819 (Jefferson Papers)