1Thomas Jefferson to Abraham Small, 20 May 1814 (Jefferson Papers)
Cato the Younger (Marcus Porcius Cato Uticensis); mentioned [index entry]
2Thomas Jefferson to Louis H. Girardin, 3 December 1814 (Jefferson Papers)
Cato the Younger (Marcus Porcius Cato Uticensis); mentioned [index entry]
3Abraham O. Stansbury to Thomas Jefferson, 7 January 1815 (Jefferson Papers)
Cato the Younger (Marcus Porcius Cato Uticensis); mentioned [index entry]
4Thomas Jefferson to John Adams, 10 December 1819 (Jefferson Papers)
Cato the Younger (Marcus Porcius Cato Uticensis); mentioned [index entry]
5Louis H. Girardin to Thomas Jefferson, 1 April 1821 (Jefferson Papers)
Cato the Younger (Marcus Porcius Cato Uticensis); mentioned [index entry]