Collection contains commission and appointments of Henry Almstedt and papers relating to the service of the 1st United States Reserve Corps (3 months) and the 2nd Missouri Light Artillery. Includes letter of William R. Martin to Captain T. Rohe, dated Martinsburgh, Missouri, July 29, 1861, regarding the discovery of the bodies of Benjamin Sharp and Lieutenant Jager; two letters of Joseph Weydemeyer to Almstedt, dated October 3, 1862, and to General Schofield, dated June 3, 1863, regarding his resignation; brief report of the fortifications at St. Louis, dated January 20, 1863; and Almstedt's journal with brief notes of the Powder River Indian Expedition in 1865. Also includes military commissions of Almstedt, dated 1846; and Bellefontaine Cemetery papers.