WI 15th Inf Co C. Born 18 Feb 1843 in Boone County, Illinois. Civil War: Private. Post war: Married 28/30 Mar 1866, Boone County, Illinois. Died 19 Jan 1899, Franklin County, Nebraska. [WV index shows a William K. Hanson in the 4th Battery. Also a William Hanson in 14th Co G] Sources: (Grimsrud)