1Simon Chaudron to Thomas Jefferson, 7 February 1819 (Jefferson Papers)
Chaudron, Jean Simon; and testimonial from TJ [index entry]
2Louis H. Girardin to Thomas Jefferson, 20 February 1819 (Jefferson Papers)
Chaudron, Jean Simon; and testimonial from TJ [index entry]
3Louis H. Girardin to Thomas Jefferson, 11 March 1819 (Jefferson Papers)
Chaudron, Jean Simon; and testimonial from TJ [index entry]