1. Weisbord, Marvin R. 1966.Campaigning for President, 4–5. New York: Washington Square Press, Inc.
2. Zabriskie, Francis Nicoll. 1890.Horace Greeley, the Editor, 291New York: Funk & Wagnalls.
3. Conkling, Alfred R. 1889.The Life and Leiters of Roscoe Conkling: Orator, Statesman Advocate, 435New York: Charles L. Webster & Company.