São Paulo, 4 March 1953 - Institutional correspondence Arturo Profili's letter to Paulo E. de Berrêdo Carneiro, dated 4 March 1953
São Paulo, 3 August 1953 - Institutional correspondence Arturo Profili's letter to Paulo E. de Berrêdo Carneiro, dated 3 August 1953
New York, 27 May 1964 - Photograph View of the exhibition Painting and Sculpture from the Museum Collection
25 September and 11 October 1972 - Personal correspondence A letter from Catherine Freedberg to Roland Penrose, including the reply
Cambridge, Massachusetts, 14 May 1973 - Institutional correspondence Catherine Freedberg's letter to Patricia Failing