What is associated with: cicely tyson guest starred on the first episode of this chad everett hospital series in 1969?

Based on the clue 'ciaran who founded an abbey in clonmacnoise in thi...', what is the answer? Based on the clue 'cibola as in the 7 cities of cibola is the spanish...', what is the answer? Based on the clue 'cicatrix is a synonym for this medical word', what is the answer? What is referred to by 'cicely alaska'? Based on the clue 'cicely tyson was nominated for an emmy for playing...', what is the answer? Based on the clue 'cicero publius are senators in this tragedy', what is the answer? Based on the clue 'cicero cassius cinna another cinna a bad poet', what is the answer? Based on the clue 'cicero dubbed this man the father of history', what is the answer?