Consists of correspondence, 1949, 1963, 1972, 1986, as well as “A Hundred Flowers: A Visit to the People’s Republic of China,” a sermon delivered at the Unitarian Church of Montreal, May 17, 1964 (this followed a month stay in China inaugurating the Norman Bethune Exchange Professorship between McGill University and the Chinese Medical College, Beijing); “South Africa’s Problems,” a reprint on discussions heard on a visit to South Africa, 1966, after a visit to South Africa; and a reprint of “Aminobutyric Acid and Other Inhibitory Substances.”