A. DeWolfe Howe: _American Bookmen_.
James Russell Lowell
Thomas Wentworth Higginson: _Old Cambridge_.
Frank Preston Stearns: _Cambridge Sketches_. 1905.
Richard Burton: _Literary Leaders of America_. 1904.
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."