1David Bailie Warden to Thomas Jefferson, 12 April 1817 (Jefferson Papers)
Senegal; and Société Coloniale Philanthropique de la Sénégambie [index entry]
2Thomas Jefferson to William Short, 19 June 1817 (Jefferson Papers)
Senegal; and Société Coloniale Philanthropique de la Sénégambie [index entry]
3William Short to Thomas Jefferson, 4 July 1817 (Jefferson Papers)
Senegal; and Société Coloniale Philanthropique de la Sénégambie [index entry]