George A Barnum was a private in Company "F", 83rd Regiment, Illinois Volunteer Infantry. He enlisted 8 Aug 1862, giving his residence a Warren County, IL, and was discharged 26 Jun 1865, at Nashville, Tennessee. During his military service George Barnum suffered a sunstroke, which affected his hearing and the sight of his left eye. He also contracted rheumatism at Franklin, Tennessee, 10 Sep 1864. Following his discharge he requested a pension, but the result of that request is not known. His widow received a pension as an Army Widow; Certificate No. 654299.