1Thomas Jefferson to Skelton Jones, 28 July 1809 (Jefferson Papers)
penal institutions [index entry]
2Benjamin Henry Latrobe to Thomas Jefferson, 28 August 1809 (Jefferson Papers)
penal institutions [index entry]
3William Roscoe to Thomas Jefferson, 28 February 1819 (Jefferson Papers)
penal institutions [index entry]
4Fernagus De Gelone to Thomas Jefferson, 10 January 1822 (Jefferson Papers)
penal institutions [index entry]