11Thomas Jefferson to William Jarvis, 5 December 1810 (Jefferson Papers)
Jarvis, William; and merino sheep [index entry]
12Thomas Jefferson to James Gibbon, 8 October 1810 (Jefferson Papers)
Jarvis, William; and merino sheep [index entry]
13Thomas Jefferson to Archibald Stuart, 28 May 1818 (Jefferson Papers)
Jarvis, William; and merino sheep [index entry]
14James Madison to Thomas Jefferson, 19 October 1810 (Jefferson Papers)
Jarvis, William; and merino sheep [index entry]
15James Madison to Thomas Jefferson, 8 June 1810 (Jefferson Papers)
Jarvis, William; and merino sheep [index entry]
16James Madison to Thomas Jefferson, 2 July 1810 (Jefferson Papers)
Jarvis, William; and merino sheep [index entry]
17James Madison to Thomas Jefferson, 7 May 1810 (Jefferson Papers)
Jarvis, William; and merino sheep [index entry]
18James Madison to Thomas Jefferson, 2 April 1810 (Jefferson Papers)
Jarvis, William; and merino sheep [index entry]