1Thomas Jefferson to George W. Erving, 23 November 1809 (Jefferson Papers)
Spain; merino sheep and wool from [index entry]
2William Jarvis to Thomas Jefferson, 4 August 1810 (Jefferson Papers)
Spain; merino sheep and wool from [index entry]
3Joseph Dougherty to Thomas Jefferson, 3 July 1809 (Jefferson Papers)
Spain; merino sheep and wool from [index entry]
4James Ronaldson to Thomas Jefferson, 5 March 1809 (Jefferson Papers)
Spain; merino sheep and wool from [index entry]
5George W. Erving to Thomas Jefferson, 29 January 1811 (Jefferson Papers)
Spain; merino sheep and wool from [index entry]
6William Jarvis to Thomas Jefferson, 20 January 1810 (Jefferson Papers)
Spain; merino sheep and wool from [index entry]
7William Thornton to Thomas Jefferson, 16 November 1809 (Jefferson Papers)
Spain; merino sheep and wool from [index entry]
8Victor du Pont to Thomas Jefferson, 2 July 1812 (Jefferson Papers)
Spain; merino sheep and wool from [index entry]
9James Madison to Thomas Jefferson, 22 June 1810 (Jefferson Papers)
Spain; merino sheep and wool from [index entry]
10George W. Erving to Thomas Jefferson, 21 February 1810 (Jefferson Papers)
Spain; merino sheep and wool from [index entry]