Poss. HM George I's 22-Great Grandfather. Poss. HRE Ferdinand I's 18-Great Grandfather. Poss. HRE Charles VI's 23-Great Grandfather. Poss. U.S. President [JEFFERSON]'s 24-Great Grandfather. Poss. PM Churchill's 26-Great Grandfather. Poss. Agnes Harris's 21-Great Grandfather. Poss. `Osawatomie' Brown's 26-Great Grandfather.