1Recommendation of John Neilson, 7 August 1812 (Jefferson Papers)
Neilson (Nelson), John; TJ recommends [index entry]
2Thomas Jefferson to Thomas Munroe, 4 March 1815 (Jefferson Papers)
Neilson (Nelson), John; TJ recommends [index entry]
3Thomas Jefferson to Benjamin Henry Latrobe, 11 May 1815 (Jefferson Papers)
Neilson (Nelson), John; TJ recommends [index entry]
4Benjamin Henry Latrobe to Thomas Jefferson, 12 July 1815 (Jefferson Papers)
Neilson (Nelson), John; TJ recommends [index entry]