1Thomas Jefferson to Bernard Peyton, 16 March 1817 (Jefferson Papers)
Preston, William Campbell; TJ introduces [index entry]
2Thomas Jefferson to Francis Preston, 21 December 1818 (Jefferson Papers)
Preston, William Campbell; TJ introduces [index entry]
3Thomas Jefferson to Thomas Appleton, 16 March 1817 (Jefferson Papers)
Preston, William Campbell; TJ introduces [index entry]
4Thomas Jefferson to Albert Gallatin, 16 March 1817 (Jefferson Papers)
Preston, William Campbell; TJ introduces [index entry]
5Thomas Jefferson to Stephen Cathalan, 16 March 1817 (Jefferson Papers)
Preston, William Campbell; TJ introduces [index entry]
6Thomas Jefferson to George Ticknor, 24 December 1819 (Jefferson Papers)
Preston, William Campbell; TJ introduces [index entry]
7Thomas Jefferson to Dugald Stewart, 21 December 1818 (Jefferson Papers)
Preston, William Campbell; TJ introduces [index entry]
8Bernard Peyton to Thomas Jefferson, 14 April 1817 (Jefferson Papers)
Preston, William Campbell; TJ introduces [index entry]
9Francis Preston to Thomas Jefferson, 11 December 1818 (Jefferson Papers)
Preston, William Campbell; TJ introduces [index entry]