I found the following, William H. Sisson, in a Civil War database. The links below may or may not work, as this is a pay-database. Cathy William H. Sisson Enlisted as a Private on 30 August 1864 at the age of 23 Enlisted in Company L, 8th Cavalry Regiment Michigan on 30 August 1864. Joined Regiment on 20 September 1864 at Lexington, KY Promoted to Full Sergeant on 01 January 1865 Discharged Company L, 8th Cavalry Regiment Michigan on 10 June 1865 in Pulaski, TN