Home State: Unknown
Branch of Service: Artillery
He saw service with the Battery in Utah Territory in 1860, and was a Private in the Battery as it joined the Army of the Potomac in the Fall of 1861. He was promoted to Corporal before Antietam.
On the Campaign
He was wounded in action on 17 September 1862.
The rest of the War
By the autumn of 1863 he was Sergeant, and commanded a gun, but went absent without leave. He returned to the Battery during an amnesty period, but was reduced to Private until Fall 1864, when he was again Sergeant.
References & notes
Basic information from Buell1. His last name also spelled Willsey.