Ulysses S. Grant: His Life and Character. New York: Doubleday & McClure. ISBN 978-0-7950-1911-1 – via Google Books.
Hesseltine, William B. (1957) [1935]. Ulysses S. Grant: Politician. New York: F. Ungar Pub. Co. ISBN 978-1-931313-85-8.
Howland, Edward (1868). Grant as a soldier and Statesmen. J. B. Burr & Co.
Kahan, Paul (2018). The Presidency of Ulysses S. Grant: Preserving the Civil War's Legacy. Yardley, PA: Westholme Publishing, LLC. ISBN 978-1-59416-273-2.
Longacre, Edward G. (2006). General Ulysses S. Grant: The Soldier and the Man. Cambridge, MA: First Da Capo Press. ISBN 978-0-306-81636-9. online free
Mackowski, Chris; White, Kristopher D. (2015). Grant's Last Battle: The Story Behind the Personal Memoirs of Ulysses S. Grant. El Dorado Hills, CA: Savas Beatie LLC. ISBN 978-1-61121-160-3.
McFeely, William S. (1974).  Woodward C. Vann (ed.). Responses of the Presidents to Charges of Misconduct. New York: Delacorte Press. pp. 133–62. ISBN 978-0-440-05923-3.
—— (1981). Grant: A Biography. Norton. ISBN 978-0-393-01372-6.
Nevins, Allan (1929). Dictionary of American Biography Bristow, Benjamin Helm. New York: Charles Scribner's Sons. pp. 55–56.
Patrick, Rembert W. (1968). The Reconstruction of the Nation. New York: Oxford University Press. ISBN 978-0-19-501016-9.
Paxson, Frederic Logan; Bach, Christian A. (1931). "Ulysses S. Grant". Dictionary of American Biography. 