WI 15th Inf Co A. Residence: Chicago, Illinois. Civil War: Age 43. Married. Enlisted 28 Oct 1861. Mustered 15 Nov 1861 at Madison, Wisconsin. Private. Assigned to Company I and transferred to Company A on 7 Apr 1862. Discharged from the service due to disease, 15 Dec 1862, Nashville, Tennessee. Sources: (WHS Series 1200 box 76-3; red book vol 20 p 20) (Buslett p361) (Ulvestad p307) (Ager p293; p315) “Lorentzen, Ole” “Lorentson, Ole J.”