Frederic Louis Ritter: Music in America (New York, 1883).
Thomas Ryan: Recollections of an Old Musician (New York, 1883).
T. F. Seward: The Story of the Jubilee Singers with Their Songs (London, 1897).
O. G. Sonneck: Early Concert Life in America (Leipzig, 1907).
O. G. Sonneck: Early Opera in America (New York, 1915).
O. G. Sonneck: Francis Hopkinson and James Lyon (Washington, D. C.).
O. G. Sonneck: Report on 'The Star-Spangled Banner,' 'Hail Columbia,' 'Yankee Doodle' (Washington, D. C., 1909).
Vance Thompson: The Life of Ethelbert Nevin (Boston, 1913).
Julien Tiersot: Folk Music of Canada and the United States (New York).
Charley White: Negro Minstrelsy's Origin (Diary of the late Charley White, N. Y. Sun, April 20, 1902).