The file is divided into three parts. The first contains letters only written by Cassese him self (February 1994-June 2002). Addressees: Vito Laterza, Oliviero Diliberto, Carla Del Ponte, L. Vohra, B. Costantini, Umberto Vattani, […] Provenza, John D. and Catherine T. MacArthur Foundation.

The second consists of letters of appreciation and thanks that were received for books and articles (May 1963-May 2002).
Correspondents:
- Piero Ziccardi, Angelo Piero Sereni, Giuseppe Sperduti, [Paul …], Gaetano Morelli, Luigi Ferrari Bravo, Manfred Lachs, Fritz Münch, R. A. Me̒tall, Dimitrios J. Evrigenis (letters referring to "Il diritto interno nel processo internazionale" (May-July 1963))
- [Nicolas Valticos], Riccardo […], E. [Schwelle], Finn Seyersted, Jose̒-Maria Ruda, D. L. Bujard, Louis Henkin, Denise Bindschedler, […], J. De Preux, Warren E. Hewitt (letters referring to "Current problems of International Law. Essays on UN law and on the law of armed conflict" (August-December 1975));
- Francesco Mezzalama, Norberto Bobbio, [Margherita B.], F. Rigaux, Birgit Kraatz, Flaminio [Piccoli] (letters referring to "I diritti umani nel mondo contemporaneo" (July-September 1988));
- Giovanni Conso, […], Ferdinando Camon, Christian Tomuschat, (letters referring to "Umano-Disumano. Commissariati e prigioni nell`Europa di oggi" (January-October 1994));
- Raymond Ranjeva, Kawasaki Kyoji, Nisuke Ando, […], Mireille Delmas-Marty, Thomas M. Franck, Alain Pellet, [Giorgio …], Ronny Abraham, Sachiko Yoshimura, Krzysztof Skubiszewski, Bruno Simma, Gilbert Guillaume, Bardo Fassbender, Ralph Zacklin, [Elisabeth …] , […], Eric David, Umberto [Vattani], Benedetto Conforti, Awn Al-Khasawneh, W. Michael Reisman, Thomas Buergenthal, P.H. Kooijmans, […], Rosalyn [Higgins] , Jean Salmon, Francisco Rezek, David Hunt, Ge̒za Herczegh, Theodor Meron, Michael Bothe, Mohamed Shahabuddeen, Franҫois Rigaux, Steven R. Ratner (letters referring to "International law"(August 2001-May 2002))

The last group consists of around 15 letters without a precise identification.

English, French, Italian

Textual