William was b ca Sep 1817 in Indiana Co, PA (per Civil War enlistment). He m Nancy Norman in 1838 in Belmont Co, OH, raised 13 children, and he d 1891 in Belmont Co, OH. He was a shoemaker.
Who were his parents/siblings? Did they travel to Ohio with him?
William's middle initial is M; a son has the middle name McClellan,and a grandson has the middle name McClellan. Could this be his mother's maiden name?