Peter S. Field, Ralph Waldo Emerson : The Making of a Democratic Intellectual, Lanham, Md., Rowman & Littlefield, , 255 p. (ISBN978-0-8476-8842-5, lire en ligne)
Ronald Story, Harvard and the Boston Upper Class : The Forging of an Aristocracy, 1800–1870, Middletown, Conn., Wesleyan University Press, (1re éd. 1980) (ISBN978-0-8195-6135-0, OCLC12022412)