1James Ronaldson to Thomas Jefferson, 5 March 1809 (Jefferson Papers)
Humphreys, David; imported sheep of [index entry]
2John Milledge to Thomas Jefferson, 11 November 1809 (Jefferson Papers)
Humphreys, David; imported sheep of [index entry]
3Joseph Dougherty to Thomas Jefferson, 1 June 1810 (Jefferson Papers)
Humphreys, David; imported sheep of [index entry]
4Arnold Buffum to Thomas Jefferson, 22 December 1812 (Jefferson Papers)
Humphreys, David; imported sheep of [index entry]
5John Adams to Thomas Jefferson, 15 September 1813 (Jefferson Papers)
Humphreys, David; imported sheep of [index entry]