1Thomas Jefferson to Lewis D. Belair, 27 October 1818 (Jefferson Papers)
Cabanis, Pierre Jean Georges; Observations sur les Affections Catarrhales [index entry]
2Lewis D. Belair to Thomas Jefferson, 6 November 1818 (Jefferson Papers)
Cabanis, Pierre Jean Georges; Observations sur les Affections Catarrhales [index entry]
3Thomas Jefferson to Lewis D. Belair, 16 November 1818 (Jefferson Papers)
Cabanis, Pierre Jean Georges; Observations sur les Affections Catarrhales [index entry]
4Thomas Jefferson to Lewis D. Belair, 9 December 1818 (Jefferson Papers)
Cabanis, Pierre Jean Georges; Observations sur les Affections Catarrhales [index entry]
5Fernagus De Gelone to Thomas Jefferson, 15 December 1818 (Jefferson Papers)
Cabanis, Pierre Jean Georges; Observations sur les Affections Catarrhales [index entry]
6Fernagus De Gelone to Thomas Jefferson, 7 January 1819 (Jefferson Papers)
Cabanis, Pierre Jean Georges; Observations sur les Affections Catarrhales [index entry]
7Benjamin Vaughan to Thomas Jefferson, 16 April 1819 (Jefferson Papers)
Cabanis, Pierre Jean Georges; Observations sur les Affections Catarrhales [index entry]
8Benjamin Vaughan to Martha Jefferson Randolph, 23 June 1819 (Jefferson Papers)
Cabanis, Pierre Jean Georges; Observations sur les Affections Catarrhales [index entry]