Clarke: James Freeman Clarke. Autobiography, Diary, and Correspondence. Edited by Edward Everett Hale. Boston and New York: Houghton, Mifflin & Co. 1891.
Coffin: Abraham Lincoln. By Charles Carleton Coffin. New York: Harper & Bros. 1893.
Curtis’s Lincoln: The True Abraham Lincoln. By William Eleroy Curtis. Philadelphia and London: J. B. Lippincott Co. 1904.
Davidson: A Complete History of Illinois from 1673 to 1873. By Alexander Davidson and Bernard Stuvé. Springfield: Illinois Journal Co. 1874.
Debates: Political Debates between Abraham Lincoln and Stephen A. Douglas, in the Celebrated Campaign of 1858 in Illinois. Including the preceding speeches of each at Chicago, Springfield, etc. Also the Two Great Speeches of Abraham Lincoln in Ohio in 1859. Cleveland: O. S. Hubbell & Co. 1895.
Dodge: Abraham Lincoln, the evolution of his literary style. By Daniel Kilham Dodge. Champaign, Ill.: University of Illinois. 1900.
Douglass: Life and Times of Frederick Douglass. Written by himself. His early life as a slave, his escape from bondage, and his complete history to the present time. With an introduction by Mr. George L. Ruffin of Boston. Hartford, Conn.: Park Publishing Co. 1881.
Edmonds: Facts and Falsehoods concerning the war on the South, 1861-1865. By George Edmonds. Memphis, Tenn.: Taylor & Co. 1904.
Flower: Edwin McMasters Stanton, the Autocrat of the Rebellion, Emancipation, and Reconstruction. By Frank Abial Flower. Akron, Ohio: The Saalfield Publishing Co. 1905.
French: Abraham Lincoln, the Liberator. A biographical sketch. By Charles Wallace French. New York: Funk & Wagnalls. 1891.