"It takes years to get my plays right." So Yeats informed Margot Ruddock on October 11, 1934, from Rome, where he had begun to redraft The King of the Great Clock Tower to give her a role to act. In June of that year Yeats had begun to rewrite his first prose version of the play before it had even been staged (it was performed most successfully at the Abbey Theatre from July 30 that summer). Two versions of The King of the Great Clock Tower (one in prose and one in verse) and a new play, A Full Moon in March, derived from the first, were to emerge from a period...