1Joseph C. Cabell to Thomas Jefferson, 4 February 1819 (Jefferson Papers)
Ritchie, Thomas; and University of Virginia [index entry]
2Enclosure: Alexander Garrett’s Account with the University of Virginia, 30 September 1820, enclosure no. 1 in University … (Jefferson Papers)
Ritchie, Thomas; and University of Virginia [index entry]
3Joseph C. Cabell to Thomas Jefferson, 3 January [1822] (Jefferson Papers)
Ritchie, Thomas; and University of Virginia [index entry]
4Thomas Jefferson to Thomas Ritchie, 6 August 1822 (Jefferson Papers)
Ritchie, Thomas; and University of Virginia [index entry]