1Ambrose Maréchal to Thomas Jefferson, 28 January 1818 (Jefferson Papers)
Dugnani, Antonio; inquires about TJ’s family [index entry]
2Thomas Jefferson to Antonio Dugnani, 14 February 1818 (Jefferson Papers)
Dugnani, Antonio; inquires about TJ’s family [index entry]
3Ambrose Maréchal to Thomas Jefferson, 4 January 1820 (Jefferson Papers)
Dugnani, Antonio; inquires about TJ’s family [index entry]