Includes roster of officers and enlisted men, 1861-66.

I. Reports : Jan. 1, 1863-Jan. 1, 1865 / by Allen C. Fuller. Jan. 1, 1866-Jan. 1, 1867 / by I.N. Haynie. Official history of the Cairo expedition, Barker's dragoons, [etc., etc.]. Rosters, Infantry : 7th-12th regiments, 3 mos. service. 7th-9th, 9th (consolidated) 10th-14th, 14th (reorganized) 15th, 15th (reorganized) regiments, 3 years' service. Veteran battalion, 14th & 15th regiments, 3 years' service -- II. Rosters, Infantry : 16th-18th, 18th (reorganized) 19th-23rd, 23rd (consolidated) 24th-28th, 28th (consolidated) 29th-35th regiments, 3 years' service -- III. Rosters, Infantry : 36th-43rd, 43rd (consolidated) 44th-47th, 47th (consolidated) 48th-55th regiments, 3 years' service -- IV. Rosters, Infantry : 56th-58th, 58th (consolidated) 44th-47th, 47th (consolidated) 48th-55th regiments, 3 years' service. Rosters, Infantry : 56th-58th, 58th (consolidated) 59th-62nd, 62nd (consolidated) 63rd-65th, 65th (consolidated) 66th regiments, 3 years' service. 67th-71st regiments, 3 mos. service. 72nd-77th regiments, 3 years' service -- V. Rosters, Infantry : 78th-99th, 99th (consolidated) 100th-105th regiments, 3 years' service -- VI. Rosters, Infantry : 106th-110th, 110th (consolidated) 111th-120th [121st never organized] 122nd-130th, 130th (revived) 131st, 131st (consolidated) regiments, 3 years' service -- VII. Rosters, Infantry : 132nd-143rd regiments, 100 days' service. 144th regiment, 1 year service. 145th regiment, 100 days' service. Alton battalion, 100 days' service. 146th-156th regiments, 1 year service. Rosters, Cavalry : 1st-2nd, 2nd (consolidated) 3rd, 3rd (consolidated) 4th, 4th (consolidated) 5th regiments, 3 years' service -- VIII. Rosters, Cavalry : 6th-10th, 10th (reorganized) 11th-12th, 12th (consolidated) 13th, 13th (consolidated) 14th-17th regiments, 3 years' service. Rosters, Artillery : 1st-2nd light artillery regiments, 3 years' service. Campbell's battery, light artillery, 3 mos. service. Chicago Board of trade battery, 3 years' service. Chicago mercantile battery, 3 years' service. Springfield light artillery, 3 years' service. Cogswell's battery, light artillery, 3 years' service. Renwick's Elgin battery, light artillery, 3 years' service. Henshaw's battery, 3 years' service. Bridge's battery, light artillery. Colvin's battery, light artillery. Chapman's light artillery. Sturgis rifles. Irish dragoons. Colored troops, state and United States : 29th regiment U.S. colored infantry, 3 years' service. United States colored recruits. Illinois soldiers enlisted in other organizations without the state : Miscellaneous organizations. First army corps. Recruits for the regular army. Addenda.