Indiana Civil War Records on Archive.org

National Archives and Records Service - Compiled records showing service of military units in volunteer Union organizations

First Cavalry through Seventh Cavalry - Reel 0034
Eighth Cavalry through Thirteenth Cavalry Capt. Lamb's Independent Co., Mounted Scouts, Volunteer, Cavalry through Fourth Battery, Light Artillery - Reel 0035
Fifth Battery, Light Artillery through Twenty-fifth Battery, Light Artillery Wilder Battery, light Artillery Sixth Infantry through Eighth Infantry (3 Months, l86l) - Reel 0036
Ninth Infantry through Thirteenth Infantry- Reel 0037
Fourteenth Infantry through Nineteenth Infantry- Reel 0038
Twentieth Infantry through Twenty-fifth Infantry - Reel 0039
Twenty- sixth Infantry through Thirty-second Infantry - Reel 0040
Thirty-third Infantry through Thirty-eighth Infantry Fortieth Infantry - Reel 0041
Forty-second Infantry through Forty-eighth Infantry - Reel 0042
Forty-ninth Infantry through Fifty-fifth Infantry (3 Months, 1862) - Reel 0043
Fifty-seventh Infantry through Sixty-sixth Infantry - Reel 0044
Sixty-seventh Infantry through Seventieth Infantry Seventy-second Infantry through Seventy-fifth Infantry - Reel 0045
Seventy-sixth Infantry (30 Days, 1862) Seventy-eighth Infantry through Eighty-sixth Infantry - Reel 0046
Eighty-seventh Infantry through Eighty-ninth Infantry ninety-first Infantry through Ninety-third Infantry Ninety-seventh Infantry Ninety-ninth Infantry One Hundredth Infantry - Reel 0047
One Hundred First Infantry One Hundred Fifteenth Infantry (6 Months, 1863-64) through One Hundred Eighteenth Infantry (6 Months, 1863-64) One Hundred Twentieth Infantry, One Hundred Twenty-third Infantry One Hundred Twenty-fourth Infantry One Hundred Twenty-eighth Infantry through One Hundred Thirtieth Infantry One Hundred Thirty-second Infantry (100 Days, 1864) through One Hundred Thirty-fourth Infantry (100 Days, 1864) - Reel 0048
One Hundred Thirty-fifth Infantry (100 Days, 1864) through One Hundred Fortieth Infantry One Hundred Forty-second Infantry through One Hundred Fifty-sixth Infantry Capt. Keasby's Independent Co., Infantry (30 Days, 1862) Capt. Monroe's Independent Co., Legion, Infantry (30 Days, 1862) Capt. Patton's Independent Co., Infantry (30 Days, 1862) - Reel 0049