1John Barnes to Thomas Jefferson, 18 May 1812 (Jefferson Papers)
Morton & Russell (Bordeaux firm) [index entry]
2John Barnes to Thomas Jefferson, 20 June 1813 (Jefferson Papers)
Morton & Russell (Bordeaux firm) [index entry]
3John Barnes to Thomas Jefferson, 6 July 1813 (Jefferson Papers)
Morton & Russell (Bordeaux firm) [index entry]
4John Barnes to Thomas Jefferson, 19 October 1813 (Jefferson Papers)
Morton & Russell (Bordeaux firm) [index entry]
5John Barnes to Thomas Jefferson, 12 December 1813 (Jefferson Papers)
Morton & Russell (Bordeaux firm) [index entry]