1Thomas Jefferson to James Madison, 27 April 1809 (Jefferson Papers)
weather; effect on crops [index entry]
2Thomas Jefferson to James Madison, 16 June 1809 (Jefferson Papers)
weather; effect on crops [index entry]
3William Thornton to Thomas Jefferson, 16 November 1809 (Jefferson Papers)
weather; effect on crops [index entry]
4Thomas Jefferson to William Johnson, 17 March 1810 (Jefferson Papers)
weather; effect on crops [index entry]
5Thomas Jefferson to James Madison, 25 March 1810 (Jefferson Papers)
weather; effect on crops [index entry]
6Thomas Jefferson to James Madison , 27 June 1810 (Jefferson Papers)
weather; effect on crops [index entry]
7John Wayles Eppes to Thomas Jefferson, 20 March 1811 (Jefferson Papers)
weather; effect on crops [index entry]
8Thomas Jefferson to James Monroe, 23 May 1811 (Jefferson Papers)
weather; effect on crops [index entry]
9Thomas Jefferson to James Madison, 26 May 1811 (Jefferson Papers)
weather; effect on crops [index entry]
10James Madison to Thomas Jefferson, 8 July 1811 (Jefferson Papers)
weather; effect on crops [index entry]