1Thomas Jefferson to Paul Allen, 5 August 1813 (Jefferson Papers)
Allen, Paul; and N. Biddle’s history of the Lewis and Clark Expedition [index entry]
2Thomas Jefferson to Paul Allen, 18 August 1813 (Jefferson Papers)
Allen, Paul; and N. Biddle’s history of the Lewis and Clark Expedition [index entry]
3Thomas Jefferson to Paul Allen, 20 August 1813 (Jefferson Papers)
Allen, Paul; and N. Biddle’s history of the Lewis and Clark Expedition [index entry]