This notebook contains copies of letters sent by Col. B.L.E. Bonneville, Commissioner of Musters, Department of the Missouri, between August 20, 1864 and July 1865. Correspondents include Capt. Ben Sharp, Assistant Commissioner of Musters in St. Joseph, Missouri, and Capt. John G. Quinn, Assistant Commissioner of Musters in Springfield, Missouri. Topics addressed in the correspondence include enrollment of recruits and muster rolls.