|Name at Enlist||Lewis Oglesen|
|Lived||ca. 1822 -|
|Residence at Muster-In||Beloit, Rock County, WI|
|Company at Enlistment||G|
|Rank at Enlistment||Private|
|Muster Date||13 Dec 1861|
Lewis Oglesen joined the WI 15th Infantry, Company G. The army listed him as living in Beloit, Rock County, WI, age 39, and unmarried. He enlisted for three years on December 11, 1861 at Beloit, WI, and mustered at Madison, WI on December 13, 1861 as a Private (Menig). Oglesen was discharged from the service at Mississippi River Island No. 10 on March 1, 1862 for disability due to disease.
Sources: Series 1200: Records of Civil War Regiments, 1861-1900, Wisconsin Adjutant General’s Office box 76-9; Regimental muster and descriptive rolls, 1861-1865, Wisconsin Adjutant General’s Office, vol.20, p.104; Det Femtende Regiment, Wisconsin Frivillige [The Fifteenth Regiment, Wisconsin Volunteers], Ole A. Buslett (Decorah, Iowa, 1894), p.540.