1Thomas Jefferson to Samuel Knox, 12 February 1810 (Jefferson Papers)
Jefferson, Thomas; Opinions on; truth and reason [index entry]
2Thomas Jefferson to Regnault de Bécourt, 20 June 1813 (Jefferson Papers)
Jefferson, Thomas; Opinions on; truth [index entry]
3Thomas Jefferson to George Logan, 20 June 1816 (Jefferson Papers)
Jefferson, Thomas; Opinions on; truth [index entry]
4Thomas Jefferson to Francis Adrian Van der Kemp, 9 July 1820 (Jefferson Papers)
Jefferson, Thomas; Opinions on; truth and reason [index entry]
5Thomas Jefferson to George F. Hopkins, 5 September 1822 (Jefferson Papers)
Jefferson, Thomas; Opinions on; truth [index entry]