1William Thornton to Thomas Jefferson, 20 January 1812 (Jefferson Papers)
flax; substitutes for [index entry]
2Thomas Jefferson to William Thornton, 24 April 1812 (Jefferson Papers)
flax; substitutes for [index entry]
3William Thornton to Thomas Jefferson, 8 May 1812 (Jefferson Papers)
flax; substitutes for [index entry]
4Thomas Jefferson to James Ronaldson, 12 January 1813 (Jefferson Papers)
flax; substitutes for [index entry]