1Enclosure: Thomas Jefferson’s Account with Patrick Gibson, 13 April 1818 (Jefferson Papers)
Robertson, Archibald; TJ pays [index entry]
2Patrick Gibson to Thomas Jefferson, 13 November 1818 (Jefferson Papers)
Robertson, Archibald; TJ pays [index entry]
3Patrick Gibson to Thomas Jefferson, 22 December 1815 (Jefferson Papers)
Robertson, Archibald; TJ pays [index entry]
4Patrick Gibson to Thomas Jefferson, 1 May 1817 (Jefferson Papers)
Robertson, Archibald; TJ pays [index entry]
5Patrick Gibson to Thomas Jefferson, 7 July 1814 (Jefferson Papers)
Robertson, Archibald; TJ pays [index entry]