1John Graham to Thomas Jefferson, 7 August 1813 (Jefferson Papers)
patents; lists of [index entry]
2William Thornton to Thomas Jefferson, 4 April 1815 (Jefferson Papers)
patents; lists of [index entry]
3William Thornton to Thomas Jefferson, 11 January 1815 (Jefferson Papers)
patents; lists of [index entry]
4William Thornton to Thomas Jefferson, 22 March 1816 (Jefferson Papers)
patents; lists of [index entry]
5William Thornton to Thomas Jefferson, 19 February 1817 (Jefferson Papers)
patents; lists of [index entry]