File contains correspondence with different individuals, including J.C. Castel, Charles B. Bourne, Masxwell Cohen, Paul-Andre Crepeau, Ivan L. Head, and others. File includes handwritten notes, typescripts, and other materials related to the subject.
File contains correspondence with Jeffrey Berryman, J.W. Samuels, D.M McRae, L.C. Green, Ton J.M. Zuijdwijk, W.H. McConnell, Claude Emanuelli, Brian Mazer, E.P. Mendes, George W. Alexandrowicz. File includes the questionnaire sent to the professors.