HM George I's 16-Great Grandmother. HRE Ferdinand I's 13-Great Grandmother. U.S. President [TYLER]'s 21-Great Grandmother. PM Churchill's 22-Great Grandmother. HM Margrethe II's 23-Great Grandmother. Gen. Pierpont Hamilton's 25-Great Grandmother. Wm. von Bismarck's 21-Great Grandmother. `Red Baron' Richthofen's 20-Great Grandmother. Poss. Agnes Harris's 14-Great Aunt. `Osawatomie' Brown's 23-Great Aunt.