1William Lee to Thomas Jefferson, 11 May 1816 (Jefferson Papers)
Sicard, Roch Ambroise Cucurron; and education of the deaf and mute [index entry]
2Fernagus De Gelone to Thomas Jefferson, 29 June 1820 (Jefferson Papers)
Sicard, Roch Ambroise Cucurron; and education of the deaf and mute [index entry]