1Thomas Jefferson to Isaac McPherson, 13 August 1813 (Jefferson Papers)
Memorial to Congress on Evans’ Patent
2Isaac McPherson to Thomas Jefferson, 28 August 1813 (Jefferson Papers)
Memorial to Congress on Evans’ Patent
3Enclosure: Extract of a Letter from Jonathan Ellicott to Thomas Worthington, [ca. Jan–February 1813?] (Jefferson Papers)
Memorial to Congress on Evans’ Patent
4Isaac McPherson to Thomas Jefferson, 2 January 1814 (Jefferson Papers)
Memorial to Congress on Evans’ Patent
5Oliver Evans to Thomas Jefferson, 7 January 1814 (Jefferson Papers)
Congress, U.S.; Memorial to Congress on Evans’ Patent [index entry]
6Thomas Jefferson to Thomas Cooper, 16 January 1814 (Jefferson Papers)
in their Memorial to Congress
on Evans’ Patent.
7Oliver Evans to Thomas Jefferson, 29 January 1814 (Jefferson Papers)
Memorial to Congress on Evans’ Patent