Please take another look at the 1850 Holmes Co., Ohio census.Jacob Clum's wife's name is Mary A.She was Mary Simpson, daughter of John Simpson and Catherine Walter Simpson of Salt Creek Township, Holmes Co., Ohio.Jacob Clum and Mary Simpson were married May 16, 1842 in Holmes Co., Ohio.Jacob and Mary Clum and family were in Williams Co., Ohio when the 1860 census was taken. Children listed were: Catherine, 15; Francis, 12; George, 10; David, 8; Elmira, 4; Martha, 2; and William, 1/12.Jacob, Mary and family were in Greenfield Twp. LaGrange Co., Indiana when the 1870 census was taken listed as Jacob Chinn. Children listed were: George, 20; David, 17; Almira, 16; Martha, 12; William, 10; Elias, 22; According to another researcher, Jacob Clum died May 11, 1880 in Greenfield Twp., LaGrange Co., Indiana and Mary died March 21, 1890. The same researcher stated Jacob was the son of John Clum and Francis Eller.Mary Clum is listed as Mary Plum when the 1880 Greenfield Twp., LaGrange Co., Indiana census was taken. Her daughter, Martha Jane is listed with her. Jacob Clum is listed on the Civil War Pension Index.His widow was Mary Clum.He served in the 38th Ohio Infantry.Mary applied for the pension in Indiana.I am not a Clum descendant.I am working on my husband's Simpson family.Mary Clum is listed in her father, John Simpson's probate file as living in Steuben Co., Indiana in 1875.Hope this helps.