25 September and 11 October 1972 - Personal correspondence A letter from Catherine Freedberg to Roland Penrose, including the reply
<em>October</em>, no. 110, Cambridge (MA): The MIT Press (autumn, 2004): 3–22 - Essay “An Archival Impulse”
Cambridge, Massachusetts, 14 May 1973 - Institutional correspondence Catherine Freedberg's letter to Patricia Failing