Later works included further historical novels: The Bull Calves (1947) about the Jacobite rising of 1745 and The Young Alexander the Great (1960). She also turned to fantasy, such as Graeme and the Dragon (1954, Graeme Mitchison being a grandson through Denis), science fiction such as Memoirs of a Spacewoman (1962) and Solution Three (1975), fantasy such as the humorous Arthurian novel To the Chapel Perilous (1955), non-fiction such as African Heroes (1968), and also children's novels, poetry, travel and a three-volume autobiography. She was unsure exactly how many books she had written, often claiming there were about 70. The articles were uncountable, from book reviews for the old Time and Tide magazine and the New Statesman to practical essays on farming, campaigning articles, recollections and reflections.
