1Thomas Jefferson to Isaac A. Coles, 29 November 1809 (Jefferson Papers)
Congress, U.S.; B. H. Latrobe’s drawings of U.S. Capitol [index entry]
2Isaac A. Coles to Thomas Jefferson, 29 December 1809 (Jefferson Papers)
Congress, U.S.; B. H. Latrobe’s drawings of U.S. Capitol [index entry]