25 September and 11 October 1972 - Personal correspondence A letter from Catherine Freedberg to Roland Penrose, including the reply
1 May 1940 - Internal museum documents Circulating exhibition contract for Picasso: Forty Years of His Art (second edition) between the Museum of Modern Art, New York, and the Isaac Delgado Museum of Art, New Orleans
Cambridge, Massachusetts, 14 May 1973 - Institutional correspondence Catherine Freedberg's letter to Patricia Failing