1Francis Preston to Thomas Jefferson, 11 December 1818 (Jefferson Papers)
Stewart, Dugald; TJ introduces W. C. Preston to [index entry]
2Thomas Jefferson to Francis Preston, 21 December 1818 (Jefferson Papers)
Stewart, Dugald; TJ introduces W. C. Preston to [index entry]
3Thomas Jefferson to Dugald Stewart, 21 December 1818 (Jefferson Papers)
Stewart, Dugald; TJ introduces W. C. Preston to [index entry]