OCLC 7474086.
—— (2015) [1968]. Grant Takes Command. Boston: Little, Brown. ISBN 978-0-316-13210-7.
Coffey, David (2011).  Spencer C. Tucker (ed.). The Encyclopedia of North American Indian Wars, 1607–1890: A Political, Social, and Military History. Vol. 1. Santa Barbara, California: ABC-CLIO. ISBN 978-1-85109-697-8.
Cullum, George W. (1850). "Biographical Register of the Officers and Graduates of the U.S. Military Academy". Boston: Houghton Mifflin And Company.
—— (1891). Biographical Register of the Officers and Graduates of the U.S. Military Academy. Vol. 2. Boston: Houghton Mifflin And Company. ISBN 978-0-608-42862-8.
DiNunzio, Mario R. (Winter 1973). "Lyman Trumbull, the States' Rights Issue, and the Liberal Republican Revolt". Journal of the Illinois State Historical Society. 66 (4): 364–75. JSTOR 40190731.
Donovan, James (2008). A Terrible Glory: Custer and the Little Bighorn – The Last Great Battle of the American West. Boston: Little, Brown. ISBN 978-0-316-06747-8.
Farina, William (2007). Ulysses S. Grant, 1861–1864: His Rise from Obscurity to Military Greatness. Jefferson, NC: McFarland & Co. ISBN 978-0-7864-2977-6.
Flood, Charles Bracelen (2005). Grant and Sherman: The Friendship That Won the Civil War. New York: Harper Perennial. ISBN 978-0-06-114871-2.
Foner, Eric (2014). Reconstruction: America's Unfinished Revolution 1863–1877 Updated Version. New York: Harper Perennial. ISBN 978-0-06-235451-8.
—— (2019). 