Subseries contains Ronald St. John Macdonald's correspondence regarding a wide range of subjects, including his visits to China, his research on the teaching of international law at Canadian universities and other topics, the development of various of his books, Dalhousie University, Dalhousie Law School Journal, Dalhousie Law School centenary, the Hague, the United Nations, the Canadian Council on International Law, and many other matters. Subseries contains correspondence between Ronald St. John Macdonald and different individuals, including Paul Martin, Quing-nan Meng, Edgar Gold, Paul Fauteux, Dominique Alheritiere, Tom Hick, R. C. Strother, W.A. MacKay, Wang Fusun, J.D. Kingham, Patti Allen, John Vandermeulen, Rene Jean Dupuy, M.C.W. Pinto, Jacqueline Dauchy, Leo Nevas, Avard Bishop, Charles B. Bourne, John Willis, and many others.