Antebellum America. Thesis (Ph.D.)--University of Wisconsin—Madison, 1991. External links Ohio History Central biography Biography on a website devoted to The Great Locomotive Chase National Park Service website for the Cincinnati Observatory Short biography Portrait at Dudley Observatory site Fort Mitchell, Kentucky The Astronomy of the Bible by Ormsby MacKnight Mitchel, chapter extract Ormsby MacKnight Mitchel (1809-1862) Deaths from yellow fever American astronomers People from Lebanon, Ohio People of Ohio in the American Civil War Union Army generals United States Military Academy alumni Clerks Infectious disease deaths in South Carolina Burials at Green-Wood Cemetery 1810 births 1862 deaths Union military personnel killed in the American Civil War