Lady Anne Witherspoon appears in the story, His Excellency. Witherspoon chooses to marry Lady Anne because her upbringing insures that she will make an appropriate diplomat's wife. Before their wedding, Anne travels to Africa. Witherspoon, however, stays behind and has an affair with Alix, the acrobat whom he spends his life wishing that he had married instead. When Anne learns of his affair, she holds the knowledge of it over her husband's head.
Collected Short Stories Volume Three