1Thomas Jefferson to Charles Simms, 2 June 1816 (Jefferson Papers)
Simms, William Douglass; as deputy collector at Alexandria [index entry]
2William D. Simms to Thomas Jefferson, 1 July 1816 (Jefferson Papers)
Simms, William Douglass; as deputy collector at Alexandria [index entry]
3Thomas Jefferson to Patrick Gibson, 12 July 1816 (Jefferson Papers)
Simms, William Douglass; as deputy collector at Alexandria [index entry]
4Thomas Jefferson to Stephen Cathalan, [before 6 June 1817] (Jefferson Papers)
Simms, William Douglass; as deputy collector at Alexandria [index entry]
5Stephen Cathalan to Thomas Jefferson, 16 July 1817 (Jefferson Papers)
Simms, William Douglass; as deputy collector at Alexandria [index entry]
6William D. Simms to Thomas Jefferson, 28 August 1818 (Jefferson Papers)
Simms, William Douglass; as deputy collector at Alexandria [index entry]
7Thomas Jefferson to Patrick Gibson, 10 September 1818 (Jefferson Papers)
Simms, William Douglass; as deputy collector at Alexandria [index entry]
8William D. Simms to Thomas Jefferson, 8 October 1819 (Jefferson Papers)
Simms, William Douglass; as deputy collector at Alexandria [index entry]
9Thomas Jefferson to William D. Simms, 17 October 1819 (SJL description) (Jefferson Papers)
Simms, William Douglass; as deputy collector at Alexandria [index entry]
10Charles K. Mallory to Thomas Jefferson, 26 October 1819 (Jefferson Papers)
Simms, William Douglass; as deputy collector at Alexandria [index entry]