1Thomas Jefferson to James Gibbon, 24 December 1815 (Jefferson Papers)
Hackley, Richard Shippey; and sugar for TJ [index entry]
2Richard S. Hackley to Thomas Jefferson, 3 October 1815 (Jefferson Papers)
Hackley, Richard Shippey; and sugar for TJ [index entry]
3James Gibbon to Thomas Jefferson, 19 December 1815 (Jefferson Papers)
Hackley, Richard Shippey; and sugar for TJ [index entry]