sentences:  John Boyle married Elizabeth Tilford (1781-1833), and they had ten children, the first four of whom failed to survive their parents.Their eldest daughter Arethusa Jewell died in 1818 while visiting her parents' home after giving birth to their first and second grandchildren.Their eldest surviving son, James Madison Boyle (1809-1892), moved to Illinois, as did his youngest brother Henry Boyle (1821-1846) and longest surviving sister, Ellen B. Lagow McAllister (1816-1844).