Illinois Military Resources
- The Illinois Regiment and the Northwestern Territory (1893-10-01) by The Virginia Magazine of History and Biography
- History of the Illinois National Guard, from the organization of the First regiment, in September, 1874, to the enactment of the military code, in May, 1879 (1884) by Holdridge Ozro Collins
- History of Battery "A," First Illinois Light Artillery Volunteers (1899) by Charles Bill Kimbell
- History of the First Regiment, Illinois Volunteer Infantry, and Company D, Fourteenth Regiment, Volume 2 by Thomas J. Bryant
- History of the Organization, Marches, Campings, General Services and Final Muster Out of Battery M, First Regiment Illinois Light Artillery (1892)
- History of the Second Regiment Illinois Volunteer Infantry from Organization to Muster-Out (1899) by Horace Wilbert Bolton
- The History of Company A, Second Illinois Cavalry (1912) by Samuel H. Fletcher, Alfred Whital Stern Collection of Lincolniana, D. H. Fletcher
- History of the Fourth Illinois Volunteers in their relations to the Spanish-American War for the liberation of Cuba and other island possessions of Spain (1899) by John Rezin Skinner
- History of the Fourth Illinois Cavalry Regiment (1903) by Phineas O. Avery
- History of Companies I and E, Sixth Regiment, Illinois Volunteer Infantry from Whiteside County. Containing a detailed account of their experiences while serving as volunteers in the Porto Rican campaign during the Spanish-American war of 1898. Also a record of the two companies as state troops from the date of organization to April 30th, 1901 (1901) by Rufus S. Bunzey
- History of the Seventh Regiment Illinois Volunteer Infantry, from its first muster into the U.S. service, April 25, 1861, to its final muster out, July 9, 1865 (1868) by Daniel Leib Ambrose
- History of the Eighth Cavalry Regiment, Illinois Volunteers, during the Great Rebellion (1868) by Abner Hard
- History of the Eighth Illinois United States Volunteers (1899) by Stanton Harry McCard, Henry Turnley
- A History of the Ninth Regiment, Illinois Volunteer Infantry (1864) by Marion Morrison
- History of the Ninth Regiment Illinois Cavalry Volunteers (1888) by Edward Adolphus Davenport
- Military History and Reminiscences of the Thirteenth Regiment of Illinois Volunteer Infantry in the Civil War in the United States, 1861-1865 (1892) by H. T. Noble, Andrew K. Haberer
- History of the 17th Illinois Cavalry Volunteers (1886) by Edwin A. Carpenter
- The Nineteenth Illinois; a memoir of a regiment of volunteer infantry famous in the Civil War of fifty years ago for its drill, bravery, and distinguished services (1912) by James Henry Haynie
- 20th Illinois Volunteer Regiment, Company E Morning Report Book (1862) Actual Handwritten Records
- History of the 24th Illinois Volunteer Infantry Regiment (Old Hecker Regiment) (1911) by William Wagner
- The Thirty-Third Regiment Illinois infantry in the Civil War, 1861-1865 (1912) by John Howard Burnham
- History of the Thirty-Fourth Regiment of Illinois Volunteer Infantry. September 7 1861. July 12, 1965 (1903) by Edwin Waters Payne
- History of the Thirty-Sixth Regiment Illinois Volunteers during the War of the Rebellion (1876) by Lyman G. Bennett, William M. Haigh
- The History of the Thirty-Ninth Regiment Illinois Volunteer Veteran Infantry (1889) by Charles M. Clark
- History of the Fortieth Illinois Infantry Volunteers (1864) by Ephraim j. Hart
- The Forty-Fifth Illinois: a souvenir of the re-union, held at Rockford, on the fortieth anniversary of its march in the Grand Review (1905) by Daniel Fish
- Historical Sketch of the Forty-Fifth Illinois Regiment: with a complete list of the officers and privates and an individual record of each man in the regiment (1869) by John M. Adair
- Complete History of the 46th Regiment, Illinois Volunteer Infantry, a full and authentic account of the participation of the regiment in the battles, sieges, skirmishes and expeditions in which it was engaged (1900) by Thomas B. Jones, Benjamin Domblaser
- History of the Fiftieth Regiment, Illinois Volunteer Infantry in the War for the Union (1894) by Charles F. Hubert
- The Story of the Fifty-Fifth Regiment Illinois Volunteer Infantry in the Civil War, 1861-1865 (1887) by Lucien B. Crooker, Henry Stedman Nourse, John G. Brown
- History of the 57th Regiment, Illinois Volunteer Infantry, from muster In, Dec. 26, 1861, to Muster Out, July 7, 1865 (1886) by William W. Cluett
- The History of the Fifty-ninth Regiment Illinois Volunteers or A three years' campaign through Missouri, Arkansas, Mississippi, Tennessee and Kentucky, with a description of the country, towns, skirmishes and battles. (1865) by David Lathrop
- War Diary (1862-5) of Brevet Brigadier General Joseph Stockton, First Lieutenant, Captain, Major and Lieutenant-Colonel, 72d Regiment, Illinois Infantry Volunteers (1910) by Joseph Stockton
- A history of the Seventy-third Regiment of Illinois Infantry Volunteers: its services and experiences in camp, on the march, on the picket and skirmish lines, and in many battles of the war, 1861-65 ... embracing an account of the movement from Columbia to Nashville, and the battles of Spring Hill and Franklin ; also including many other interesting miscellaneous sketches (1890)
- Seventy-Fourth Illinois Volunteer Infantry (1903) by Hosmer P. Holland
- History of the 77th Illinois Volunteer Infantry, Sept. 2, 1862-July 10, 1865 / c by Lieut. W. H. Bentley, with an introduction by General D. P. Grier (1883) by William H. Bentley
- The History of the 84th Regiment Illinois Volunteers (1866) by Louis A. Simmons
- History of the Eighty-Fifth Regiment, Illinois Volunteer Infantry (1901) by Henry J. Aten
- History of the Eighty-Sixth Regiment, Illinois Volunteer Infantry (1866) by John R. Kinnear
- Ninety-Second Illinois Volunteers (1875)
- History of the Ninety-Third Regiment, Illinois Volunteer Infantry, from Organization to Muster-Out (1898) by Harvey M. Trimble, Aaron Dunbar
- A History of the Ninety-Fifth Regiment, Illinois infantry Volunteers, from its organization in the fall of 1862 (1865) by Wales W. Wood
- History of the Ninety-Sixth Regiment, Illinois Volunteer Infantry (1887) by Charles Addison Partridge
- Reception to the Members of the Ninety-Sixth Regiment, Illinois Infantry Volunteers (1893) by John Corson Smith
- Our regiment. A history of the 102d Illinois Infantry Volunteers, with sketches of the Atlanta campaign, the Georgia raid, and the campaign of the Carolines (1865) by Stephen F. Fleharty
- The History of the One Hundred and Fourth Regiment of Illinois Volunteer Infantry (1895) by William Wirt Calkins
- History of the 112th Regiment of Illinois Volunteer Infantry, in the Great War of the Rebellion, 1862-1865 (1885) by Bradford F. Thompson
- History of the 115th Regiment, Illinois Volunteer Infantry (1900) by Isaac Henry Clay Royse
- Charles Francis Emergy, the One Hundred Sixteenth Infantry, Illinois Volunteers (1968) by Harry Lee Degenhart
- History of the 124th Regiment Illinois Infantry Volunteers: Otherwise Known as the "Hundred and Two Dozen" (1880) by Howard L. Richard
- The 125th Regiment, Illinois Volunteer Infantry (1882) by Robert M. Rogers
- Record of Robinson B. Murphy, 127th Regiment, Illinois Volunteer Infantry, 1862-1865. From history, Military Order Medal of Honor Legion, Mulholland, (1905)
- History of the One Hundred and Twenty-ninth Regiment Illinois Volunteer Infantry, containing the marches, events and battles of the army commanded by Gen. Sherman, from the commencement of the campaign against Atlanta, Georgia, to the arrival at Washington, D.C.; also, the return of the Regiment ... to Chicago (1866) by William Grunert
- War History of Lee County, Illinois, 1917-'18-'19 : a history of the part taken by the people of Lee County, Illinois, in the World War, 1917-1918-1919 (1920) by State Council of Defense of Illinois
- Army Life of an Illinois Soldier (1906) by Charles Wright Wills, Mary E. Kellogg
- Observations of an Illinois Boy in Battle, Camp and Prisons-1861 to 1865 (1910) by Henry Harrison Eby
- Diary of a Soldier in Grant's Rear Guard 1862-1863 (1900) by Francis Marion johnson, Granville W. Hough