1Thomas Jefferson to John Wayles Eppes, 8 December 1809 (Jefferson Papers)
House of Representatives, U.S.; Ways and Means Committee [index entry]
2Thomas Jefferson to John Wayles Eppes, 24 June 1813 (Jefferson Papers)
House of Representatives, U.S.; Ways and Means Committee [index entry]
3Thomas Jefferson to James Monroe, 16 October 1814 (Jefferson Papers)
House of Representatives, U.S.; Ways and Means Committee [index entry]
4Thomas Jefferson to Alexander J. Dallas, 26 February 1816 (Jefferson Papers)
House of Representatives, U.S.; Ways and Means Committee [index entry]