1Benjamin Waterhouse to Thomas Jefferson, 18 June 1816 (Jefferson Papers)
Babcock, Amos G.; A Journal, of a Young Man of Massachusetts (ed. B. Waterhouse) [index entry]
2Thomas Jefferson to John F. Oliveira Fernandes, 17 July 1816 (Jefferson Papers)
Babcock, Amos G.; A Journal, of a Young Man of Massachusetts (ed. B. Waterhouse) [index entry]
3Thomas Jefferson to Benjamin Waterhouse, 20 July 1816 (Jefferson Papers)
Babcock, Amos G.; A Journal, of a Young Man of Massachusetts (ed. B. Waterhouse) [index entry]
4Benjamin Waterhouse to Thomas Jefferson, 14 September 1822 (Jefferson Papers)
Babcock, Amos G.; A Journal, of a Young Man of Massachusetts (ed. B. Waterhouse) [index entry]