1Isaac Briggs to Thomas Jefferson, 7 May 1816, with Postscript by Mary B. Briggs (Jefferson Papers)
surveying; and new map of Va. [index entry]
2Joseph C. Cabell to Thomas Jefferson, 4 August 1816 (Jefferson Papers)
surveying; and new map of Va. [index entry]
3Joseph C. Cabell to Thomas Jefferson, 4 July 1816 (Jefferson Papers)
surveying; and new map of Va. [index entry]
4Thomas Jefferson to Wilson Cary Nicholas, 19 April 1816 (Jefferson Papers)
surveying; and new map of Va. [index entry]
5Thomas Jefferson to Thomas W. Maury, 3 February 1816 (Jefferson Papers)
surveying; and new map of Va. [index entry]
6Thomas Jefferson to Wilson Cary Nicholas, 2 April 1816 (Jefferson Papers)
surveying; and new map of Va. [index entry]
7Thomas Jefferson to Isaac Briggs, 17 April 1816 (Jefferson Papers)
surveying; and new map of Va. [index entry]
8Thomas Jefferson to John Wood, 16 August 1816 (Jefferson Papers)
surveying; and new map of Va. [index entry]
9Thomas Jefferson to John Wood, 1 April 1816 (Jefferson Papers)
surveying; and new map of Va. [index entry]
10Thomas Jefferson to John Vaughan, 7 April 1816 (Jefferson Papers)
surveying; and new map of Va. [index entry]