1John Barnes to Thomas Jefferson, 12 May 1817 (Jefferson Papers)
Hosack, David; as medical educator [index entry]
2Thomas Cooper to Thomas Jefferson, 20 February 1818 (Jefferson Papers)
Hosack, David; as medical educator [index entry]
3David Hosack to Thomas Jefferson, 28 April 1821 (Jefferson Papers)
Hosack, David; as medical educator [index entry]