1Madame de Tessé to Thomas Jefferson, 12 June 1809 (Jefferson Papers)
trees; oak, green [index entry]
2Madame de Tessé to Thomas Jefferson, 9 October 1809 (Jefferson Papers)
trees; oak, holm [index entry]
3Thomas Jefferson to Bernard McMahon, 13 January 1810 (Jefferson Papers)
trees; oak, cork [index entry]
4Thomas Jefferson to Bernard McMahon, 16 February 1812 (Jefferson Papers)
trees; oak, cork [index entry]
5John Vaughan to Thomas Jefferson, 1 May 1812 (Jefferson Papers)
trees; oak [index entry]
6James Ronaldson to Thomas Jefferson, 2 November 1812 (Jefferson Papers)
trees; oak, cork [index entry]
7Thomas Jefferson to James Ronaldson, 12 January 1813 (Jefferson Papers)
trees; oak, cork [index entry]
8Thomas Jefferson to François André Michaux, 14 December 1813 (Jefferson Papers)
trees; oak [index entry]
9Charles Clay to Thomas Jefferson, 8 February 1815 (Jefferson Papers)
trees; oak [index entry]
10Thomas Jefferson to John Vaughan, 8 February 1815 (Jefferson Papers)
trees; oak [index entry]