1Oliver Evans to Thomas Jefferson, 7 January 1814 (Jefferson Papers)
McPherson, Isaac; letter from TJ published [index entry]
2Thomas Jefferson to Thomas Cooper, 16 January 1814 (Jefferson Papers)
McPherson, Isaac; letter from TJ published [index entry]
3Oliver Evans to Thomas Jefferson, 29 January 1814 (Jefferson Papers)
McPherson, Isaac; letter from TJ published [index entry]
4Samuel P. Parsons to Thomas Jefferson, 16 March 1814 (Jefferson Papers)
McPherson, Isaac; letter from TJ published [index entry]