1Plumard to Thomas Jefferson, 12 September 1810 (Jefferson Papers)
Plumard de Bellanger, Marie Françoise; assists P. Derieux [index entry]
2Peter Derieux to Thomas Jefferson, 25 February 1811 (Jefferson Papers)
Plumard de Bellanger, Marie Françoise; assists P. Derieux [index entry]
3Thomas Jefferson to Patrick Gibson, 30 July 1813 (Jefferson Papers)
Plumard de Bellanger, Marie Françoise; assists P. Derieux [index entry]
4Peter Derieux to Thomas Jefferson, 12 December 1815 (Jefferson Papers)
Plumard de Bellanger, Marie Françoise; assists P. Derieux [index entry]
5Peter Derieux to Thomas Jefferson, 6 July 1816 (Jefferson Papers)
Plumard de Bellanger, Marie Françoise; assists P. Derieux [index entry]