Franklin S. Denny was born 7 October 1825 in Bond County, Illinois. Before the Civil War, he was a blacksmith in Platteville, Wisconsin, and married Mary Ann Pennington, who died in 1859. Denny enlisted in Company C, 1st Missouri Cavalry on August 1, 1861. He was elected third sergeant, and in February 1862 he was promoted to first sergeant. In his diary, Denny recorded the actions of the 1st Missouri Cavalry as they travelled across Kansas, Missouri and Arkansas from 1862 through 1864. He noted engagements with bushwhackers and rebel soldiers, personal thoughts on Kansas Jayhawkers, the impact of the War on civilians, and the routine of military life. Denny was discharged from the service on September 17, 1864. In 1868, Denny mar¬ried Susan Dule¬bon at Freeport, Illinois. By 1874, Franklin and Susan Denny lived in Springfield, Missouri, where Franklin operated a carriage shop. They died in 1902 and 1917, re-spectively.