1Thomas Jefferson to James Madison, 28 June 1818 (Jefferson Papers)
Jefferson, Thomas; Writings; Notes on the Geographic Center of Virginia’s Population [index entry]
2James Madison to Thomas Jefferson, [16 July 1818] (Jefferson Papers)
Jefferson, Thomas; Writings; Notes on the Geographic Center of Virginia’s Population [index entry]
3Editorial Note (Jefferson Papers)
Jefferson, Thomas; Writings; Notes on the Geographic Center of Virginia’s Population [index entry]
4Thomas Jefferson’s Notes on the Geographic Center of Virginia’s Population, [before 28 June 1818] (Jefferson Papers)
Jefferson, Thomas; Writings; Notes on the Geographic Center of Virginia’s Population [index entry]
5Joseph C. Cabell to Thomas Jefferson, 17 December 1818 (first letter) (Jefferson Papers)
Jefferson, Thomas; Writings; Notes on the Geographic Center of Virginia’s Population [index entry]
6Joseph C. Cabell to Thomas Jefferson, 24 December 1818 (Jefferson Papers)
Jefferson, Thomas; Writings; Notes on the Geographic Center of Virginia’s Population [index entry]
7Thomas Jefferson to Joseph C. Cabell, 1 January 1819 (Jefferson Papers)
Jefferson, Thomas; Writings; Notes on the Geographic Center of Virginia’s Population [index entry]
8Joseph C. Cabell to Thomas Jefferson, 18 January 1819 (Jefferson Papers)
Jefferson, Thomas; Writings; Notes on the Geographic Center of Virginia’s Population [index entry]