London, 9 July 1938 - Personal correspondence E. L. T. Mesens' letter to Roland Penrose, dated 9 July 1938
London, 15 September 1938 - Personal correspondence E. L. T. Mesens' letter to Roland Penrose, dated 15 September 1938
London, 20 August 1938 - Personal correspondence E. L. T. Mesens' letter to Roland Penrose, dated 20 August 1938
London, 31 August 1938 - Personal correspondence E. L. T. Mesens' letter to Roland Penrose, dated 31 August 1938
<em>The Museum of Modern Art at Mid Century, At Home and Abroad; Studies in Modern Art 4</em>, New York: MoMA, 1994, 38–55 - Article “Revisiting the Revisionists: the Modern, its Critics, and the Cold War”