John White Chadwick: Chambers's Cyclopedia of English Literature.
Hamilton Wright Mabie: My Study Fire. Second Series, "Lowell's Letters."
Margaret Fuller: Art, Literature and the Drama. 1859.
Richard Henry Stoddard: Recollections, Personal and Literary, "At Lowell's Fireside."
Edwin P. Whipple: Outlooks on Society, Literature and Politics, "Lowell as a Prose Writer."
H.R. Haweis: American Humorists.
Bayard Taylor: Essays and Notes.
G.W. Smalley: London Letters, Vol. 1., "Mr. Lowell, why the English liked him."