Track 1: Professor of Medicine from 1960, memories of working from a wooden hut at the back of the Meath Hospital, and his first assistant, Donald Weir. Track 2: Resigning from Trinity College in 1974, to take up an appointment as Director of Medical Services at the United Nations in New York. Track 3: His appointment to the United Nations in Rome and other locations. Regius Professor of Physic at Trinity during those years. A summary of the process of the amalgamation of hospitals in Dublin.