11Thomas Jefferson to Isaac Briggs, 17 April 1816 (Jefferson Papers)
Virginia; maps of [index entry]
12Thomas Jefferson to Wilson Cary Nicholas, 19 April 1816 (Jefferson Papers)
Virginia; maps of [index entry]
13Isaac Briggs to Thomas Jefferson, 7 May 1816, with Postscript by Mary B. Briggs (Jefferson Papers)
Virginia; maps of [index entry]
14Wilson Cary Nicholas’s Circular to the County Courts, 12 May 1816 (Jefferson Papers)
Virginia; maps of [index entry]
15Joseph C. Cabell to Thomas Jefferson, 4 July 1816 (Jefferson Papers)
Virginia; maps of [index entry]
16Thomas Jefferson to Joseph C. Cabell, 13 July 1816 (Jefferson Papers)
Virginia; maps of [index entry]
17John Wood to Thomas Jefferson, 2 August 1816 (Jefferson Papers)
Virginia; maps of [index entry]
18Joseph C. Cabell to Thomas Jefferson, 4 August 1816 (Jefferson Papers)
Virginia; maps of [index entry]
19Thomas Jefferson to John Wood, 16 August 1816 (Jefferson Papers)
Virginia; maps of [index entry]
20John Melish to Thomas Jefferson, 23 November 1816 (Jefferson Papers)
Virginia; maps of [index entry]