1Stephen Cathalan to Thomas Jefferson, 19 March 1816 (Jefferson Papers)
Simms, Charles; as collector at Alexandria [index entry]
2Charles Simms to Thomas Jefferson, 25 May 1816 (Jefferson Papers)
Simms, Charles; as collector at Alexandria [index entry]
3Thomas Jefferson to Charles Simms, 2 June 1816 (Jefferson Papers)
Simms, Charles; as collector at Alexandria [index entry]
4William D. Simms to Thomas Jefferson, 1 July 1816 (Jefferson Papers)
Simms, Charles; as collector at Alexandria [index entry]
5Thomas Jefferson to Patrick Gibson, 12 July 1816 (Jefferson Papers)
Simms, Charles; as collector at Alexandria [index entry]
6Thomas Jefferson to Charles Simms, 12 July 1816 (Jefferson Papers)
Simms, Charles; as collector at Alexandria [index entry]
7Thomas Jefferson to Stephen Cathalan, [before 6 June 1817] (Jefferson Papers)
Simms, Charles; as collector at Alexandria [index entry]
8William Wilson (for Robert Patton) to Thomas Jefferson, 9 January 1818 (Jefferson Papers)
Simms, Charles; as collector at Alexandria [index entry]
9Stephen Cathalan to Thomas Jefferson, 30 March 1818 (Jefferson Papers)
Simms, Charles; as collector at Alexandria [index entry]
10Stephen Cathalan to Thomas Jefferson, 2 May 1818 (Jefferson Papers)
Simms, Charles; as collector at Alexandria [index entry]