Toronto, 21 July 1939 - Institutional correspondence Phyllis Lane's letter to Evelyn Ahrend, dated 21 July 1939
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
Toronto, 29 July 1939 - Institutional correspondence Phyllis Lane's letter to Evelyn Ahrend, dated 29 July 1939
Toronto, 12 August 1939 - Institutional correspondence Phyllis Lane's letter to Evelyn Ahrend, dated 12 August 1939
Toronto, 14 August 1939 - Institutional correspondence Phyllis Lane's letter to Evelyn Ahrend, dated 14 August 1939
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