HM George I's 19-Great Grandfather. HRE Ferdinand I's 16-Great Grandfather. U.S. President [B, HARRISON]'s 25-Great Grandfather. HM Margrethe II's 26-Great Grandfather. Gen. Pierpont Hamilton's 28-Great Grandfather. Wm. von Bismarck's 24-Great Grandfather. Poss. Agnes Harris's 19-Great Grandfather. `Osawatomie' Brown's 34-Great Grandfather.