21) Robert Penn Warren, John Brown. The making of a Martyr. New-York, 1929.
22) Brandt, J. History of John Brown. 1895.
23) Вrewertоn, G. D. The War in Kansas. N. Y. 1856.
24) Burges, J. W. Civil War and the Constitution 1859–1865. N. Y. 1901.
25) Hollоway, N. History of Kansas. 1868.
26) Hovenden, Thomas. Last Moments of John Brown. Philadelphia, 1884.
27) Leech, S. V. The Raid of John Brown at Harper's Ferry as I saw it. Washington, 1909.
28) Redpath, J. Echoes of Harper's Ferry. Boston, 1860.
29) Rhodes, J. F. History of the United States. N. Y. 1904.
30) Siebert, W. The Underground Railroad. N. Y. 1898.