1Thomas Jefferson to James Madison, 30 March 1809 (Jefferson Papers)
wheat; effect of weather on [index entry]
2Thomas Jefferson to James Madison, 16 June 1809 (Jefferson Papers)
wheat; effect of weather on [index entry]
3Thomas Jefferson to James Madison, 25 May 1810 (Jefferson Papers)
wheat; effect of weather on [index entry]
4John Wayles Eppes to Thomas Jefferson, 20 March 1811 (Jefferson Papers)
wheat; effect of weather on [index entry]
5Thomas Jefferson to James Monroe, 23 May 1811 (Jefferson Papers)
wheat; effect of weather on [index entry]
6Thomas Jefferson to James Madison, 26 May 1811 (Jefferson Papers)
wheat; effect of weather on [index entry]
7James Madison to Thomas Jefferson, 8 July 1811 (Jefferson Papers)
wheat; effect of weather on [index entry]
8Thomas Jefferson to James Madison, 31 December 1811 (Jefferson Papers)
wheat; effect of weather on [index entry]
9Thomas Jefferson to James Madison, 17 April 1812 (Jefferson Papers)
wheat; effect of weather on [index entry]
10Thomas Jefferson to James Madison, 25 May 1812 (Jefferson Papers)
wheat; effect of weather on [index entry]
11Thomas Jefferson to James Madison, 10 August 1812 (Jefferson Papers)
wheat; effect of weather on [index entry]
12Thomas Jefferson to James Madison, 8 February 1813 (Jefferson Papers)
wheat; effect of weather on [index entry]
13Thomas Jefferson to James Monroe, 19 June 1813 (Jefferson Papers)
wheat; effect of weather on [index entry]
14Thomas Jefferson to Randolph Jefferson, 8 August 1813 (Jefferson Papers)
wheat; effect of weather on [index entry]
15Thomas Jefferson to Patrick Gibson, 6 October 1813 (Jefferson Papers)
wheat; effect of weather on [index entry]
16Thomas Jefferson to William Short, 9 November 1813 (Jefferson Papers)
wheat; effect of weather on [index entry]
17Thomas Jefferson to James Madison, 10 March 1814 (Jefferson Papers)
wheat; effect of weather on [index entry]
18Thomas Jefferson to Martha Jefferson Randolph, 6 June 1814 (Jefferson Papers)
wheat; effect of weather on [index entry]
19Thomas Jefferson to David Bailie Warden, 17 May 1816 (Jefferson Papers)
wheat; effect of weather on [index entry]
20Charles Willson Peale to Thomas Jefferson, 9 August 1816 (Jefferson Papers)
wheat; effect of weather on [index entry]
21Thomas Jefferson to Albert Gallatin, 8 September 1816 (Jefferson Papers)
wheat; effect of weather on [index entry]
22Thomas Appleton to Thomas Jefferson, 27 September 1816 (Jefferson Papers)
wheat; effect of weather on [index entry]
23Thomas Jefferson to James Madison, 8 February 1817 (Jefferson Papers)
wheat; effect of weather on [index entry]
24Thomas Jefferson to Hugh Nelson, 9 February 1817 (Jefferson Papers)
wheat; effect of weather on [index entry]
25James Madison to Thomas Jefferson, 15 February 1817 (Jefferson Papers)
wheat; effect of weather on [index entry]
26Thomas Jefferson to Patrick Gibson, 1 April 1817 (Jefferson Papers)
wheat; effect of weather on [index entry]
27Joel Yancey to Thomas Jefferson, 13 June 1819 (Jefferson Papers)
wheat; effect of weather on [index entry]
28Joel Yancey to Thomas Jefferson, 1 July 1819 (Jefferson Papers)
wheat; effect of weather on [index entry]
29Thomas Jefferson to Bernard Peyton, [13] July 1821 (Jefferson Papers)
wheat; effect of weather on [index entry]