|Name at Enlist||Gunder Siverson|
|Other Names||Sivertson, Seversen|
|Lived||ca. 1842 -|
|Residence at Muster-In||Primrose, Dane County, WI|
|Company at Enlistment||H|
|Rank at Enlistment||Private|
|Muster Date||13 Feb 1862|
Gunder Siverson joined the WI 15th Infantry, Company H. The men of the company called themselves "Heg's Rifles" in honor of the 15th commander, Colonel Hans C. Heg. They were also known as the "Voss Company" because of a large number of them who were from the Voss region of Norway.
The army listed him as living in Primrose, Dane County, WI, age 19, and unmarried. He enlisted for three years on October 2, 1861 at Primrose and mustered at Madison, WI on February 13, 1862 as a Private (Menig). On June 3, 1862, he is listed as having been sick in hospital in Cincinnati, OH, since March 14, 1862. He was discharged from the service for disability due to disease at Keokuk, IA on December 16, 1862.
Sources: Series 1200: Records of Civil War Regiments, 1861-1900, Wisconsin Adjutant General’s Office, boxes 76-10, 77-3; Regimental muster and descriptive rolls, 1861-1865, Wisconsin Adjutant General’s Office, vol.20, p.120; Det Femtende Regiment, Wisconsin Frivillige [The Fifteenth Regiment, Wisconsin Volunteers], Ole A. Buslett (Decorah, Iowa, 1894), p.573; Oberst Heg og hans gutter, Waldemar Ager, 1916, Fremad Pub. Co., Eau Claire, WI, p.311; Nordmaendene i Amerika, Martin Ulvestad, 1907, History Book Co., Minneapolis, MN, p.328.