1Thomas Cooper to Thomas Jefferson, 6 October 1818 (Jefferson Papers)
American Ornithology (A. Wilson) [index entry]
2William F. Gray to Thomas Jefferson, 18 May 1811 (Jefferson Papers)
American Ornithology (A. Wilson) [index entry]
3William F. Gray to Thomas Jefferson, 23 June 1810 (Jefferson Papers)
American Ornithology (A. Wilson) [index entry]
4Thomas Jefferson to James Wilkinson, 25 June 1818 (Jefferson Papers)
American Ornithology (A. Wilson) [index entry]
5Enclosure: Thomas Jefferson’s Account with Joseph Milligan, [ca. 2 December 1811] (Jefferson Papers)
American Ornithology (A. Wilson) [index entry]
6Thomas Jefferson to Joseph Milligan, 5 October 1815 (Jefferson Papers)
American Ornithology (A. Wilson) [index entry]
7Thomas Jefferson to Joseph Milligan, 27 October 1815 (Jefferson Papers)
American Ornithology (A. Wilson) [index entry]
8Thomas Jefferson to Henry Dearborn, 27 October 1818 (Jefferson Papers)
American Ornithology (A. Wilson) [index entry]
9Thomas Jefferson to John Minor, 30 August 1814, including Thomas Jefferson to Bernard Moore, [ca. 1773?] (Jefferson Papers)
American Ornithology (A. Wilson) [index entry]
10Joseph Milligan to Thomas Jefferson, 12 October 1814 (Jefferson Papers)
American Ornithology (A. Wilson) [index entry]