1William Darby to Thomas Jefferson, 12 June 1817 (Jefferson Papers)
A Geographical Description of the State of Louisiana (W. Darby) [index entry]
2Thomas Jefferson to William Darby, 22 June 1817 (Jefferson Papers)
A Geographical Description of the State of Louisiana (W. Darby) [index entry]
3Enclosure: Poem by “Laban Stringfellow” on a Footrace between William Darby and Joseph Aborn, [by 19 April 1818] (Jefferson Papers)
A Geographical Description of the State of Louisiana (W. Darby) [index entry]