1William Thornton to Thomas Jefferson, 16 November 1809 (Jefferson Papers)
Thornton, William; and shepherd dogs [index entry]
2Thomas Jefferson to William Thornton, 23 November 1809 (Jefferson Papers)
Thornton, William; and shepherd dogs [index entry]
3Thomas Jefferson to Joseph Dougherty, 24 May 1810 (Jefferson Papers)
Thornton, William; and shepherd dogs [index entry]
4Thomas Jefferson to William Thornton, 24 May 1810 (Jefferson Papers)
Thornton, William; and shepherd dogs [index entry]
5Joseph Dougherty to Thomas Jefferson, 1 June 1810 (Jefferson Papers)
Thornton, William; and shepherd dogs [index entry]
6William Thornton to Thomas Jefferson, 8 June 1810 (Jefferson Papers)
Thornton, William; and shepherd dogs [index entry]
7Thomas Jefferson to Joseph Dougherty, 27 June 1810 (Jefferson Papers)
Thornton, William; and shepherd dogs [index entry]
8Thomas Jefferson to William Thornton, 27 [June] 1810 (Jefferson Papers)
Thornton, William; and shepherd dogs [index entry]
9Thomas Jefferson to James Madison, 13 July 1810 (Jefferson Papers)
Thornton, William; and shepherd dogs [index entry]
10James Madison to Thomas Jefferson, [received 26 July 1810] (Jefferson Papers)
Thornton, William; and shepherd dogs [index entry]