Facts and Events
He is named in the will of his grandfather, David H. Rowles, 13 Aug 1861, Monroe County, Iowa.
He enlisted in Co. D, 22d Iowa Infantry, 27 Aug 1862. He mustered in 9 Sep 1862 at Iowa City and received $25 bounty. He fought at Port Gibson, Champion Hill, Black River Bridge, the siege of Vicksburg, and the siege of Jackson. He finally died of typhoid while stationed at Mustang Island, Texas. His mustering out ("dead") was signed by Capt. Napoleon B. Humphrey, company commander. 
Charlie's body was not shipped back to Iowa, and the regiment was ordered to Virginia shortly after his death. According to local historians, deceased Union troops from the brief occupation of the barrier islands were buried at Mustang Point -- a location that disappeared with the dredging of the Ship Channel.