1John Vaughan to Thomas Jefferson, 18 June 1817 (Jefferson Papers)
de Bure Frères (Paris firm); TJ’s account with [index entry]
2John Vaughan to Thomas Jefferson, 14 October 1817 (Jefferson Papers)
de Bure Frères (Paris firm); TJ’s account with [index entry]
3John Vaughan to Thomas Jefferson, 7 May 1818 (Jefferson Papers)
de Bure Frères (Paris firm); TJ’s account with [index entry]
4John Vaughan to Thomas Jefferson, 14 May 1818 (Jefferson Papers)
de Bure Frères (Paris firm); TJ’s account with [index entry]